A324240 Number of simple 6-connected non-isomorphic n-vertex graphs.

0, 0, 0, 0, 0, 0, 1, 5, 59, 3211, 830896, 487009382, 475644592547

Offset

1,8

Links

Table of n, a(n) for n=1..13.

Jens M. Schmidt, Data files in graph6 format

Eric Weisstein's World of Mathematics, k-Connected Graph

Formula

a(n) = A324092(n) + A324235(n). - Andrew Howroyd, Sep 04 2019

Crossrefs

Cf. A002218, A052443, A259862, A324092, A324235.

Sequence in context: A348181 A374345 A326573 * A120608 A143766 A132549

Adjacent sequences: A324237 A324238 A324239 * A324241 A324242 A324243

Keyword

nonn,more,changed

Author

Jens M. Schmidt, Feb 19 2019

Extensions

a(12)-a(13) added by Georg Grasegger, Jan 07 2025

Status

approved