A198086 Number of isomorphism classes of nanocones with 5 pentagons and a symmetric boundary of length n.

1, 5, 14, 41, 93, 212, 413, 797, 1399, 2424, 3941, 6317, 9686, 14654, 21451, 31025, 43754, 61042, 83484, 113084, 150732, 199211, 259804, 336263, 430401, 547166, 689034, 862426, 1070653, 1321891, 1620501, 1976744, 2396247, 2891749, 3470397, 4147802, 4932954, 5844785, 6894435, 8104688, 9489198

Offset

5,2

Links

Nico Van Cleemput, Table of n, a(n) for n = 5..75

Gunnar Brinkmann and Nico Van Cleemput, Classification and generation of nanocones, Discrete Applied Mathematics, 159 (2011), 1528-1539.

Crossrefs

Cf. A197988, A198014, A198015, A198016.

Sequence in context: A327682 A171185 A122485 * A272018 A272091 A270722

Adjacent sequences: A198083 A198084 A198085 * A198087 A198088 A198089

Keyword

nonn

Author

Nico Van Cleemput, Oct 21 2011

Status

approved