A050911 Number of pure 2-complexes on 6 unlabeled nodes with n multiple 2-simplexes.

1, 1, 4, 11, 40, 122, 410, 1270, 3888, 11230, 31169, 82234, 208068, 504148, 1175882, 2643952, 5751108, 12125574, 24845786, 49567350, 96475743, 183489050, 341565932, 623152106, 1115673576, 1962423333, 3394902381, 5781655379

Offset

0,3

Links

Andrew Howroyd, Table of n, a(n) for n = 0..500

Crossrefs

Column m=6 of A305027.

Cf. A001400, A014395.

Sequence in context: A326423 A366695 A149259 * A149260 A149261 A149262

Adjacent sequences: A050908 A050909 A050910 * A050912 A050913 A050914

Keyword

nonn

Author

Vladeta Jovovic, Dec 29 1999

Status

approved