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.

A067963 Number of binary arrangements without adjacent 1's on n X n array connected e-w ne-sw nw-se.

Table of values

n a(n)
1 2
2 7
3 77
4 1152
5 56549
6 3837761
7 806190208
8 251170142257
9 223733272186825
10 319544298135448960
11 1210302996752248488817
12 7876274672755293629849313
13 127662922218147601317696761088
14 3758866349549535184419575245899295

List of values

[2, 7, 77, 1152, 56549, 3837761, 806190208, 251170142257, 223733272186825, 319544298135448960, 1210302996752248488817, 7876274672755293629849313, 127662922218147601317696761088, 3758866349549535184419575245899295]

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

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