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.

A219414 Unmatched value maps: number of 5Xn binary arrays indicating the locations of corresponding elements not equal to any horizontal or antidiagonal neighbor in a random 0..2 5Xn array.

Table of values

n a(n)
1 1
2 200
3 7687
4 181089
5 4560446
6 121641579
7 3227238239
8 85112947762
9 2245268308652
10 59261110503227
11 1564126144398995
12 41281591776574486
13 1089532969597092827
14 28755799092752402466
15 758945504939672363597

List of values

[1, 200, 7687, 181089, 4560446, 121641579, 3227238239, 85112947762, 2245268308652, 59261110503227, 1564126144398995, 41281591776574486, 1089532969597092827, 28755799092752402466, 758945504939672363597]

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

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