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Search: id:A133414
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A133414 Half the number of ways of placing up to n^3 identical weights in an n x n x n grid so that it balances at its center, at most one weight to a grid position. +0
1
1, 9, 403840, 3134895604437030, 2672411782638277673724960927991328 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Adjacent sequences: A133411 A133412 A133413 this_sequence A133415 A133416 A133417

Sequence in context: A120352 A058468 A076704 this_sequence A013850 A131678 A029983

KEYWORD

nonn

AUTHOR

Ron Hardin (rhh(AT)cadence.com), Nov 25 2007

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Last modified May 16 23:01 EDT 2008. Contains 139884 sequences.


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