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A187164 Number of 3-step self-avoiding walks on a nXnXn cube summed over all starting positions 1
0, 48, 342, 1056, 2370, 4464, 7518, 11712, 17226, 24240, 32934, 43488, 56082, 70896, 88110, 107904, 130458, 155952, 184566, 216480, 251874, 290928, 333822, 380736, 431850, 487344, 547398, 612192, 681906, 756720, 836814, 922368, 1013562, 1110576 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 3 of A187162

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..50

FORMULA

Empirical: a(n) = 30*n^3 - 60*n^2 + 24*n for n>1

EXAMPLE

A solution for 2X2X2

..0..0.....0..0

..1..2.....0..3

CROSSREFS

Sequence in context: A211504 A211766 A037056 * A110275 A160335 A019558

Adjacent sequences:  A187161 A187162 A187163 * A187165 A187166 A187167

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 06 2011

STATUS

approved

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Last modified June 24 08:22 EDT 2017. Contains 288697 sequences.