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.

A184201 Number of (n+1)X4 binary arrays with no 2X2 subblock containing fewer than two 1s.

Table of values

n a(n)
1 108
2 1028
3 8969
4 80812
5 721939
6 6468501
7 57909336
8 518574936
9 4643443850
10 41579555979
11 372319892218
12 3333908362279
13 29853191601007
14 267317859115808
15 2393674819332654
16 21433956109836050
17 191928522580951331

List of values

[108, 1028, 8969, 80812, 721939, 6468501, 57909336, 518574936, 4643443850, 41579555979, 372319892218, 3333908362279, 29853191601007, 267317859115808, 2393674819332654, 21433956109836050, 191928522580951331]

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

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