cp's OEIS Frontend

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.

A005345 Number of elements of a free idempotent monoid on n letters.

Table of values

n a(n)
0 1
1 2
2 7
3 160
4 332381
5 2751884514766
6 272622932796281408879065987
7 3641839910835401567626683593436003894250931310990279692
8 848831867913830760986671126293000918118297635181600248839480614255059539078136221019132415247551725144817958905

List of values

[1, 2, 7, 160, 332381, 2751884514766, 272622932796281408879065987, 3641839910835401567626683593436003894250931310990279692, 848831867913830760986671126293000918118297635181600248839480614255059539078136221019132415247551725144817958905]

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

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