A243325 Number of simple connected graphs with n nodes that are planar and not integral.

0, 0, 1, 4, 18, 95, 642, 5962, 71876, 1052786

Offset

1,4

Links

Table of n, a(n) for n=1..10.

Travis Hoppe and Anna Petrone, Encyclopedia of Finite Graphs

T. Hoppe and A. Petrone, Integer sequence discovery from small graphs, arXiv preprint arXiv:1408.3644 [math.CO], 2014.

Crossrefs

Cf. A003094 (planar graphs), A241842 (non-integral graphs).

Sequence in context: A305239 A370344 A081103 * A005777 A180567 A378733

Adjacent sequences: A243322 A243323 A243324 * A243326 A243327 A243328

Keyword

nonn,more

Author

Travis Hoppe and Anna Petrone, Jun 03 2014

Status

approved