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.

A218109 Number of transitive reflexive early confluent binary relations R on n+9 labeled elements with max_{x}(|{y : xRy}|) = n.

Table of values

n a(n)
0 0
1 1
2 42159238
3 106586385708
4 25519311555595
5 2416548374532292
6 151442406160585540
7 7894403946290257968
8 379961855272982538127
9 17735784941946000072572
10 822369813313954835099742
11 38353581871007817965010668
12 1811813065380635747237663856

List of values

[0, 1, 42159238, 106586385708, 25519311555595, 2416548374532292, 151442406160585540, 7894403946290257968, 379961855272982538127, 17735784941946000072572, 822369813313954835099742, 38353581871007817965010668, 1811813065380635747237663856]

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

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