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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.

A318598 Number of n-member subsets of [10*n] whose elements sum to a multiple of ten.

Table of values

n a(n)
0 1
1 1
2 18
3 406
4 9158
5 211880
6 5005980
7 119877472
8 2898762854
9 70625252863
10 1731030733840
11 42634215112710
12 1054285960975268
13 26159486052576800
14 650961394904288192
15 16239221627803363280
16 405994987399334500710
17 10169699086799914175514
18 255172150241034559336782

List of values

[1, 1, 18, 406, 9158, 211880, 5005980, 119877472, 2898762854, 70625252863, 1731030733840, 42634215112710, 1054285960975268, 26159486052576800, 650961394904288192, 16239221627803363280, 405994987399334500710, 10169699086799914175514, 255172150241034559336782]

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

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