A156800 Number of equivalence classes of connected graphs on n nodes up to sequences of edge local complementation and isomorphism.

1, 1, 2, 4, 10, 35, 134, 777, 6702, 104825, 3370317, 231557290

Offset

1,3

Links

Table of n, a(n) for n=1..12.

L. E. Danielsen and M. G. Parker, Edge local complementation and equivalence of binary linear codes, Des. Codes Cryptogr., 49 (2008), 161-170.

L. E. Danielsen, Database of Pivot Orbits.

Crossrefs

Sequence in context: A343158 A189591 A189598 * A388139 A210772 A125859

Adjacent sequences: A156797 A156798 A156799 * A156801 A156802 A156803

Keyword

hard,nonn,changed

Author

Lars Eirik Danielsen (larsed(AT)ii.uib.no), Feb 16 2009

Status

approved