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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.

A219131 Number of 4Xn arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..2 4Xn array.

Table of values

n a(n)
1 81
2 253
3 6981
4 42231
5 717585
6 5940377
7 80892559
8 781927421
9 9569579009
10 99563194119
11 1158353288989
12 12479863472959
13 141758613941473
14 1552733071485933
15 17438598795150161
16 192510267581544599

List of values

[81, 253, 6981, 42231, 717585, 5940377, 80892559, 781927421, 9569579009, 99563194119, 1158353288989, 12479863472959, 141758613941473, 1552733071485933, 17438598795150161, 192510267581544599]

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

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