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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.

A006448 Number of n-element algebras with 1 binary operator and 1 constant (pointed groupoids).

Table of values

n a(n)
1 1
2 16
3 9882
4 715860992
5 12417636281312500
6 85953540009068492207916672
7 356838302112667713247240882121025536249
8 1245456693529103515171728481423145699858332531028201472

List of values

[1, 16, 9882, 715860992, 12417636281312500, 85953540009068492207916672, 356838302112667713247240882121025536249, 1245456693529103515171728481423145699858332531028201472]

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

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