cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A303922 Column sums of triangle A303920.

Table of values

n a(n)
0 1
1 1
2 12
3 435
4 60607
5 32465376
6 67856416808
7 560418604644648
8 18418643482653787248
9 2416653303692582729686744
10 1267452375341631770930186428169
11 2658327966985973593187656395635032767
12 22300420873364447640210289607043443823426176
13 748285604725151189853520504436684719836490370604576

List of values

[1, 1, 12, 435, 60607, 32465376, 67856416808, 560418604644648, 18418643482653787248, 2416653303692582729686744, 1267452375341631770930186428169, 2658327966985973593187656395635032767, 22300420873364447640210289607043443823426176, 748285604725151189853520504436684719836490370604576]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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