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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.

A172931 Number of n X 7 0..7 arrays with row sums 7 and column sums n.

Table of values

n a(n)
1 1
2 393
3 248137
4 200148649
5 187403959401
6 193953937375521
7 215717608046511873
8 253310893747894263177
9 310323674631037864285609
10 393277602707575435993011793
11 512421117125922437799936404913

List of values

[1, 393, 248137, 200148649, 187403959401, 193953937375521, 215717608046511873, 253310893747894263177, 310323674631037864285609, 393277602707575435993011793, 512421117125922437799936404913]

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

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