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A116904 Number of n-step self-avoiding walks on the upper 4 octants grid starting at origin. 0
1, 5, 21, 93, 409, 1853, 8333, 37965, 172265, 787557, 3593465, 16477845, 75481105, 346960613, 1593924045 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

LINKS

M. N. Barber et al., Some tests of scaling theory for a self-avoiding walk attached to a surface [From Vladeta Jovovic (vladeta(AT)eunet.yu), Nov 26 2008]

T. Dachraoui et al., Elementary paths in a cubic lattice and application to molecular biology [From Vladeta Jovovic (vladeta(AT)eunet.yu), Nov 26 2008]

EXAMPLE

See A116903 for a graphical example of the bidimensional counterpart.

CROSSREFS

Cf. A001412, A039648, A116903.

Sequence in context: A125784 A154964 A007287 * A126952 A103519 A178876

Adjacent sequences:  A116901 A116902 A116903 * A116905 A116906 A116907

KEYWORD

nonn

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 15 2006

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Last modified February 17 22:48 EST 2012. Contains 206085 sequences.