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.

A207465 Number of nX6 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 1 0 and 1 0 1 vertically.

Table of values

n a(n)
1 18
2 324
3 1504
4 11760
5 71928
6 491948
7 3205650
8 21396734
9 141284580
10 937096086
11 6200491878
12 41068721206
13 271907375738
14 1800712574474
15 11924220367590
16 78964416331158
17 522900715972816
18 3462653747527630
19 22929637855256258

List of values

[18, 324, 1504, 11760, 71928, 491948, 3205650, 21396734, 141284580, 937096086, 6200491878, 41068721206, 271907375738, 1800712574474, 11924220367590, 78964416331158, 522900715972816, 3462653747527630, 22929637855256258]

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

Content is available under The OEIS End-User License Agreement.