A356614 Number of SAWs crossing a triangular domain of the hexagonal lattice and including the top vertex.

1, 3, 18, 210, 4716, 203130, 16781528, 2661898722, 811337884328, 475395297020430, 535618774376758222, 1160567857061063474508, 4836675324919658534327348, 38772333263059858336182467950, 597894854584620490267288203881970, 17736956492510173648327596231133813426

Offset

1,2

Links

Anthony J. Guttmann, Table of n, a(n) for n = 1..26

Anthony J. Guttmann and Iwan Jensen, Self-avoiding walks and polygons crossing a domain on the square and hexagonal lattices, arXiv:2208.06744 [math-ph], Aug 13 2022, Table D7.

Crossrefs

Cf. A001006, A002026, A007764, A116485.

Sequence in context: A157538 A024488 A217902 * A183241 A163883 A319580

Adjacent sequences: A356611 A356612 A356613 * A356615 A356616 A356617

Keyword

nonn

Author

Vaclav Kotesovec, following a suggestion from Anthony Guttmann, Aug 16 2022

Status

approved