A002903 Number of n-step self-avoiding walks on b.c.c. lattice (version 1). (Formerly M3624 N1472)

1, 4, 28, 196, 1324, 8980, 60028, 402412, 2675860, 17826340, 118145548, 784024780, 5184334996, 34313323804, 226516271020, 1496391824212, 9865667928796, 65080520041804, 428641139406628, 2824446024265444, 18587519784608836, 122369125319060884

Offset

0,2

References

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

Links

Table of n, a(n) for n=0..21.

D. S. McKenzie and C. Domb, The second osmotic virial coefficient of athermal polymer solutions, Proceedings of the Physical Society, 92 (1967) 632-649.

Index entries for sequences related to b.c.c. lattice

Crossrefs

Equals A001666/2 apart from initial term.

Sequence in context: A001396 A155611 A218175 * A208704 A270471 A355354

Adjacent sequences: A002900 A002901 A002902 * A002904 A002905 A002906

Keyword

nonn,walk

Author

N. J. A. Sloane

Extensions

Edited by N. J. A. Sloane, Oct 16 2022

Status

approved