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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.

A233832 a(n) = 2*binomial(7*n+2,n)/(7*n+2).

Table of values

n a(n)
0 1
1 2
2 15
3 154
4 1827
5 23562
6 320866
7 4540200
8 66096459
9 983592304
10 14894775896
11 228784720710
12 3555866673450
13 55819631671902
14 883738853546472
15 14094715154157680
16 226245021605612955
17 3652242142988400570
18 59254515909624764575
19 965678197027521177200

List of values

[1, 2, 15, 154, 1827, 23562, 320866, 4540200, 66096459, 983592304, 14894775896, 228784720710, 3555866673450, 55819631671902, 883738853546472, 14094715154157680, 226245021605612955, 3652242142988400570, 59254515909624764575, 965678197027521177200]

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

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