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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.

A001321 Number of equivalence classes of 3-valued Post functions of n variables under action of symmetric group S_n.

Table of values

n a(n)
1 27
2 10206
3 1271126683458
4 18476103676807778218052102700370958034
5 726580354049674651690925588215506430824419524245730549989258760312370548741057559799467925374036936715660160424670

List of values

[27, 10206, 1271126683458, 18476103676807778218052102700370958034, 726580354049674651690925588215506430824419524245730549989258760312370548741057559799467925374036936715660160424670]

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

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