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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.

A057134 Number of equivalence classes of self-dual 4-valued Post functions of n variables under action of symmetric group S_n.

Table of values

n a(n)
1 4
2 128
3 716353536
4 14178431955039404875762272791942922240
5 111731732749521642496450208318382051062328048504936611481207677617341443706047938314290688070835642649073892130179773602200265988880358130183392743915520

List of values

[4, 128, 716353536, 14178431955039404875762272791942922240, 111731732749521642496450208318382051062328048504936611481207677617341443706047938314290688070835642649073892130179773602200265988880358130183392743915520]

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

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