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A188791 Number of 8-step self-avoiding walks on a nXnXnXn 4-cube summed over all starting positions 1
0, 24576, 3203232, 30437760, 125478336, 352052352, 794632800, 1558721152, 2770757712, 4578094656, 7148994304, 10672629120, 15359081712, 21439344832, 29165321376, 38809824384, 50666577040, 65050212672, 82296274752 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 8 of A188784

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..43

FORMULA

Empirical: a(n) = 871256*n^4 - 5064008*n^3 + 10076736*n^2 - 8024256*n + 2111616 for n>6

CROSSREFS

Sequence in context: A224423 A195655 A203983 * A195650 A189184 A216069

Adjacent sequences:  A188788 A188789 A188790 * A188792 A188793 A188794

KEYWORD

nonn

AUTHOR

R. H. Hardin Apr 10 2011

STATUS

approved

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Last modified May 23 12:14 EDT 2013. Contains 225587 sequences.