natural numbers 1 + 2 + 3 + 4 + ⋯ is a divergent series. The nth partial sum of the series is the triangular number ∑ k = 1 n k = n ( n + 1 ) 2 , {\displaystyle...

4.3.2.1. (which stands for "4 girls, 3 days, 2 cities, 1 chance") is a 2010 British crime thriller film directed by Noel Clarke and Mark Davis, written...

partial sums of 1 − 2 + 3 − 4 + ... are: 1, 1 − 2 = −1, 1 − 2 + 3 = 2, 1 − 2 + 3 − 4 = −2, 1 − 2 + 3 − 4 + 5 = 3, 1 − 2 + 3 − 4 + 5 − 6 = −3, ... The sequence...

is 4–2–1–3, where the midfielders are split into two defensive and one offensive player; as such, this formation can be considered a type of 4–3–3. An...

4, 3, 2, 1 or 4321 may refer to: 4.3.2.1., 2010 film by Noel Clarke ...4 ..3 ..2 ..1 ...Morte, a 1967 Italian science fiction film "4, 3, 2, 1" (k-os song)...

4 3 2 1 is a novel by Paul Auster published in January 2017. At the time of its publication, it was the first new Auster novel to have appeared in seven...

Lotus 1-2-3 is a discontinued spreadsheet program from Lotus Software (later part of IBM). It was the first killer application of the IBM PC, was hugely...

OpenOffice 4, LibreOffice 4.1 is released". ghacks.net. Archived from the original on 14 February 2014. Retrieved 4 March 2014. "Release Notes 3.4". The Document...

In computer science, a 2–3–4 tree (also called a 2–4 tree) is a self-balancing data structure that can be used to implement dictionaries. The numbers...

3-2-1 Contact is an American science educational television show produced by the Children's Television Workshop (CTW, now known as Sesame Workshop). It...

1-2-3; 1, 2, 3; or One, Two, Three may refer to: 1-2-3 (fuel station), in Norway Lotus 1-2-3, a computer spreadsheet program .123, a file extension used...

"5-4-3-2-1" is a 1964 song by British band Manfred Mann. It was written by Mann, Mike Hugg and Paul Jones, and peaked at #5 on the UK Singles Chart thanks...

3-2-1 Penguins! is an American science fiction computer-animated Christian children's television series, initially launched on November 14, 2000 as a...

Android Jelly Bean (Android 4.1, 4.2, 4.3) is the codename given to the tenth version of the Android mobile operating system developed by Google, spanning...

1 + 2 − 6 + 24 − 120 + ⋯ 1 − 1 + 1 − 1 + ⋯ (Grandi's series) 1 + 1 + 1 + 1 + ⋯ 1 − 2 + 3 − 4 + ⋯ 1 + 2 + 3 + 4 + ⋯ 1 − 2 + 4 − 8 + ⋯ Two's complement...

4 Months, 3 Weeks and 2 Days (Romanian: 4 luni, 3 săptămâni și 2 zile) is a 2007 Romanian art film written and directed by Cristian Mungiu and starring...

iOS 4 is the fourth major release of the iOS mobile operating system developed by Apple Inc., being the successor to iPhone OS 3. It was announced at the...

3–2–1 was a British game show that was made by Yorkshire Television for ITV. It ran for ten years, from 29 July 1978 to 24 December 1988, with Ted Rogers...

are 1.85:1 and 2.40:1 in cinematography, 4:3 and 16:9 in television, and 3:2 in still photography. The common film aspect ratios used in cinemas are 1.85:1...

1.0 Service Pack 1 was released on 19 March 2002. .NET Framework 1.0 Service Pack 2 was released on 7 August 2002. .NET Framework 1.0 Service Pack 3 was...

Israel" (4:4; 3:22, MT). Before the Day of the Lord, Malachi declares that Elijah (who "ascended in a whirlwind into heaven . . . [,]" 2 Kings 2:11) will...

3.1 Gen 1). Therefore, two-lane operations, namely USB 3.2 Gen 1x2 (10 Gbit/s with nominal data rate of 1 GB/s after encoding overhead) and USB 3.2 Gen...

dispatchers. 9-1-1 is a joint production between Reamworks, Ryan Murphy Television, and 20th Television. 9-1-1's first season premiered on January 3, 2018 Due...

points). 2.0 added Amendments 5, 6, and 7 2.1 added two characters from Amendment 18. 3.2 added Amendment 1. 4.1 added Amendment 1 5.0 added Amendment 2 as...

"1, 2, 3, 4 (Sumpin' New)" is a song by American rapper Coolio. It was the third single released from his second studio album, Gangsta's Paradise (1995)...

all other integers (e.g., 1 = 1 {\displaystyle 1=1} ; 2 = 1 + 1 {\displaystyle 2=1+1} ; 3 = 1 + 1 + 1 {\displaystyle 3=1+1+1} etc.). The product of 0 numbers...

November 1993, Windows 3.11 was released as a minor update, while Windows 3.2 was released as a Simplified Chinese version of Windows 3.1. Microsoft also introduced...

of containment range from the lowest biosafety level 1 (BSL-1) to the highest at level 4 (BSL-4). In the United States, the Centers for Disease Control...

76.2% of all cases. In October 2022, two BA.5 subvariants were found: BQ.1 (or B.1.1.529.5.3.1.1.1.1.1) and BQ.1.1 (or B.1.1.529.5.3.1.1.1.1.1.1). The...

authorship of 2 Timothy. Most modern critical scholars argue that 2 Timothy, as well as the other two so-called "pastoral letters" (1 Timothy and Titus)...