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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.

A322556 The number of eigenvectors with eigenvalue 1 summed over all linear operators on the vector space GF(2)^n.

Table of values

n a(n)
0 0
1 1
2 12
3 448
4 61440
5 32505856
6 67645734912
7 558551906910208
8 18374686479671623680
9 2413129272746388704198656
10 1266412660188944021221804081152
11 2657157917355198038900481496478384128
12 22295300680659888126120304278929453214597120

List of values

[0, 1, 12, 448, 61440, 32505856, 67645734912, 558551906910208, 18374686479671623680, 2413129272746388704198656, 1266412660188944021221804081152, 2657157917355198038900481496478384128, 22295300680659888126120304278929453214597120]

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

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