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.

Showing 1-1 of 1 results.

A187236 Number of simple imperfect graphs on n vertices.

Original entry on oeis.org

0, 0, 0, 0, 1, 8, 138, 3459, 137912, 8735904, 903185866, 159235673397, 50091451190693
Offset: 1

Views

Author

Eric W. Weisstein, Mar 07 2011

Keywords

Links

Crossrefs

Cf. A000088, A052431, A187237.

Formula

a(n) = A000088(n) - A052431(n).

Extensions

a(13) from Alois P. Heinz, Aug 14 2019
Showing 1-1 of 1 results.

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

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