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A336758
Number of n-step self-avoiding walks on the honeycomb lattice with no non-contiguous adjacencies.
0
1, 3, 6, 12, 24, 42, 78, 144, 264, 486, 894, 1620, 2964, 5376, 9798, 17760, 32292, 58398, 105960, 191466, 346854, 626172, 1132800, 2043246, 3692406, 6655068, 12015126, 21641526, 39039810, 70277016, 126682584, 227928780, 410605008, 738423492, 1329477732
OFFSET
0,2
CROSSREFS
Cf. A001668 (allowing adjacencies), A174313 (hexagonal lattice), A173380 (square lattice).
Sequence in context: A039695 A079079 A283839 * A364497 A132974 A132979
KEYWORD
nonn,walk
AUTHOR
Sean A. Irvine, Aug 03 2020
STATUS
approved