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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.

A278841 a(n) = permanent M_n where M_n is the n X n matrix m(i,j) = A000009(i+j).

Table of values

n a(n)
0 1
1 1
2 6
3 65
4 1737
5 91359
6 8755730
7 1465091787
8 420070484342
9 194857695312573
10 142349343815684947
11 161388097061567486595
12 276760372468557882285737
13 707850058213409589011565269
14 2654427644322345709705054800083

List of values

[1, 1, 6, 65, 1737, 91359, 8755730, 1465091787, 420070484342, 194857695312573, 142349343815684947, 161388097061567486595, 276760372468557882285737, 707850058213409589011565269, 2654427644322345709705054800083]

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

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