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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.

A038836 Convolution of Catalan numbers {1,2,5,14,...} with A002802 (5-fold convoluted central binomial coefficients).

Table of values

n a(n)
0 1
1 12
2 95
3 624
4 3682
5 20264
6 106203
7 536840
8 2639230
9 12692360
10 59957846
11 279081152
12 1282981380
13 5835994768
14 26305678739
15 117635236344
16 522394992358
17 2305593653960
18 10120007354562
19 44201842781536
20 192208416186716

List of values

[1, 12, 95, 624, 3682, 20264, 106203, 536840, 2639230, 12692360, 59957846, 279081152, 1282981380, 5835994768, 26305678739, 117635236344, 522394992358, 2305593653960, 10120007354562, 44201842781536, 192208416186716]

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

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