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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.

A277134 Number of "unbordered" n X n binary arrays.

Table of values

n a(n)
0 1
1 2
2 14
3 496
4 64902
5 33480816
6 68683762160
7 562879053495808
8 18446172258948389894
9 2417833047807055774900336
10 1267648177654223684013845739628
11 2658454721440933587372867150275542528

List of values

[1, 2, 14, 496, 64902, 33480816, 68683762160, 562879053495808, 18446172258948389894, 2417833047807055774900336, 1267648177654223684013845739628, 2658454721440933587372867150275542528]

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

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