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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.

A336195 a(0) = 1; a(n) = Sum_{k=0..n-1} binomial(n,k)^3 * a(k).

Table of values

n a(n)
0 1
1 1
2 9
3 271
4 19353
5 2699251
6 650553183
7 248978967973
8 142238892608025
9 115699539306013867
10 129097362200437841259
11 191726066802105786953113
12 369666963359241578736653775
13 906204961889202975320635813201
14 2774573804997927027583123365125685

List of values

[1, 1, 9, 271, 19353, 2699251, 650553183, 248978967973, 142238892608025, 115699539306013867, 129097362200437841259, 191726066802105786953113, 369666963359241578736653775, 906204961889202975320635813201, 2774573804997927027583123365125685]

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

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