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A356616 Number of SAPs crossing a triangular domain of the hexagonal lattice and including top vertex. 3
1, 1, 4, 36, 666, 24696, 1808820, 259300148, 72369408510, 39205936157880, 41152969216872016, 83592236529606631688, 328284931491454739745904, 2490876950205850778116435156, 36494758452603010620499864088198, 1032033208911845667821292289616451218 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
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 D9.
CROSSREFS
Cf. A001006, A002026, A007764, A116485.
Sequence in context: A365650 A214347 A208732 * A029989 A163887 A156630
Adjacent sequences: A356613 A356614 A356615 * A356617 A356618 A356619
KEYWORD
nonn
AUTHOR
Vaclav Kotesovec, following a suggestion from Anthony Guttmann, Aug 16 2022
STATUS
approved

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Last modified May 14 14:46 EDT 2024. Contains 372533 sequences. (Running on oeis4.)