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A184288
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T(n,k)=Number of unique nXk toroidal 0..4 arrays
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4
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5, 15, 15, 45, 175, 45, 165, 2635, 2635, 165, 629, 49075, 217125, 49075, 629, 2635, 976887, 20346485, 20346485, 976887, 2635, 11165, 20349075, 2034505661, 9536816875, 2034505661, 20349075, 11165, 48915, 435970995, 211927741375
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OFFSET
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1,1
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COMMENTS
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Table starts
.....5........15...........45...........165...........629.........2635
....15.......175.........2635.........49075........976887.....20349075
....45......2635.......217125......20346485....2034505661.211927741375
...165.....49075.....20346485....9536816875.4768372070757
...629....976887...2034505661.4768372070757
..2635..20349075.211927741375
.11165.435970995
.48915
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LINKS
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R. H. Hardin, Table of n, a(n) for n = 1..39
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CROSSREFS
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Column 1 is A001869
Sequence in context: A166621 A160275 A200858 * A015666 A045856 A102185
Adjacent sequences: A184285 A184286 A184287 * A184289 A184290 A184291
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KEYWORD
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nonn,tabl
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AUTHOR
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R. H. Hardin Jan 10 2011
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STATUS
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approved
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