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.

A286189 Number of connected induced (non-null) subgraphs of the n X n rook graph.

Table of values

n a(n)
1 1
2 13
3 397
4 55933
5 31450861
6 67253507293
7 559182556492477
8 18408476382988290493
9 2416307646576708948065581
10 1267404418454077249779938768413
11 2658301080374793666228695738368407037
12 22300360304310794054520197736231374212892413

List of values

[1, 13, 397, 55933, 31450861, 67253507293, 559182556492477, 18408476382988290493, 2416307646576708948065581, 1267404418454077249779938768413, 2658301080374793666228695738368407037, 22300360304310794054520197736231374212892413]

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

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