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.

A222768 Number of nX7 0..1 arrays with exactly floor(nX7/2) elements unequal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..1 order.

Table of values

n a(n)
1 5
2 152
3 2446
4 89811
5 1570588
6 62017670
7 1139211468
8 46316300783
9 872037778022
10 36016907441620
11 687733392122744
12 28680675666813436
13 552611942013475560
14 23197864298620002960
15 449800925803708450740
16 18972874575715876051106

List of values

[5, 152, 2446, 89811, 1570588, 62017670, 1139211468, 46316300783, 872037778022, 36016907441620, 687733392122744, 28680675666813436, 552611942013475560, 23197864298620002960, 449800925803708450740, 18972874575715876051106]

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

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