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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.

A318595 Number of n-member subsets of [7*n] whose elements sum to a multiple of seven.

Table of values

n a(n)
0 1
1 1
2 13
3 190
4 2925
5 46376
6 749398
7 12271518
8 202927725
9 3381098545
10 56672074888
11 954526728530
12 16141841823510
13 273897571557780
14 4660989191504198
15 79515468511191440
16 1359472297966470765
17 23287391568864135063
18 399584727647019644125
19 6866816177157320098000

List of values

[1, 1, 13, 190, 2925, 46376, 749398, 12271518, 202927725, 3381098545, 56672074888, 954526728530, 16141841823510, 273897571557780, 4660989191504198, 79515468511191440, 1359472297966470765, 23287391568864135063, 399584727647019644125, 6866816177157320098000]

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

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