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.

A219440 Unmatched value maps: number of nX7 binary arrays indicating the locations of corresponding elements not equal to any horizontal, diagonal or antidiagonal neighbor in a random 0..1 nX7 array.

Table of values

n a(n)
1 37
2 543
3 15255
4 326938
5 7285283
6 160436482
7 3553813654
8 78682793897
9 1739719764661
10 38456568548417
11 850199779863242
12 18798233014587802
13 415629248838802678
14 9189326940591712179
15 203170331059931678345

List of values

[37, 543, 15255, 326938, 7285283, 160436482, 3553813654, 78682793897, 1739719764661, 38456568548417, 850199779863242, 18798233014587802, 415629248838802678, 9189326940591712179, 203170331059931678345]

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

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