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.

A218108 Number of transitive reflexive early confluent binary relations R on n+8 labeled elements with max_{x}(|{y : xRy}|) = n.

Table of values

n a(n)
0 0
1 1
2 4910785
3 6135529675
4 1008618127825
5 74564772630777
6 3913397076494906
7 177779119899659850
8 7631859877504516225
9 322215964319093498225
10 13636766011245325587353
11 584294217357391235758011
12 25488316708898114509899955
13 1135731969645865474902932115

List of values

[0, 1, 4910785, 6135529675, 1008618127825, 74564772630777, 3913397076494906, 177779119899659850, 7631859877504516225, 322215964319093498225, 13636766011245325587353, 584294217357391235758011, 25488316708898114509899955, 1135731969645865474902932115]

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

Content is available under The OEIS End-User License Agreement.