cp's OEIS Frontend

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.

A278624 Number of nX5 0..2 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly one mistake.

Table of values

n a(n)
1 126
2 8518
3 439446
4 21121532
5 978005050
6 43853346948
7 1892563134910
8 77595353266488
9 2984253200734849
10 106802443365088678
11 3546576756421791553
12 109349563224002187119
13 3138905373936577741625
14 84191222241450755762521

List of values

[126, 8518, 439446, 21121532, 978005050, 43853346948, 1892563134910, 77595353266488, 2984253200734849, 106802443365088678, 3546576756421791553, 109349563224002187119, 3138905373936577741625, 84191222241450755762521]

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

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