A055916 Coefficients of a polynomial used in calculation of A055913.

1, 6, 19, 65, 164, 358, 763, 1377, 2474, 3936, 6181, 8979, 12546, 16753, 21422, 26258, 31321, 34969, 39772, 40007, 44030, 39493, 42663, 33716, 36011, 24891, 26363, 15853, 16467, 8717, 8644, 4115, 3667, 1683, 1201, 581, 281, 154, 51, 21, 10, 0, 1

Offset

0,2

Links

Table of n, a(n) for n=0..42.

A. J. Guttmann and A. R. Conway, Hexagonal lattice directed site animals, Statistical Physics on the Eve of the Twenty-First Century, ed. M. T. Batchelor, World Scientific, 1999 (t_7,m for hexagonal lattices, Table 1).

Crossrefs

Cf. A055913.

Sequence in context: A152098 A041673 A137195 * A266472 A259804 A060579

Adjacent sequences: A055913 A055914 A055915 * A055917 A055918 A055919

Keyword

nonn,fini,full

Author

Christian G. Bower, Jun 22 2000

Extensions

Two missing final terms added by Sean A. Irvine, Apr 09 2022

Status

approved