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Search: id:A085452
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| A085452 |
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Triangle T(n,k) read by rows: T(n,k) = number of cycles of length 2k in the binary n-cube, for n >= 2, k = 2, 4, ..., 2^n. |
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+0 3
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| 1, 6, 16, 6, 24, 128, 696, 2112, 5024, 5376, 1344, 5, 80, 640, 6720, 68736, 591200, 4652160, 32146800, 185285120, 865894848, 3136412160, 8315531200, 14800412160, 15448366080, 7413471744, 906545760
(list; graph; listen)
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OFFSET
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2,2
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REFERENCES
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Computed by Daniele Degiorgi (danieled(AT)INF.ETHZ.CH).
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EXAMPLE
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1; 6,16,6; 24,128,696,2112,5024,5376,1344; ...
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CROSSREFS
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Cf. A066037, A001788. Row sums give A085408.
Sequence in context: A068941 A107777 A136140 this_sequence A028286 A046629 A101239
Adjacent sequences: A085449 A085450 A085451 this_sequence A085453 A085454 A085455
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KEYWORD
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nonn,tabf
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AUTHOR
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Yuval Dekel (dekelyuval(AT)hotmail.com), Aug 12 2003
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