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A180383
T(n,k)=number of increasing sequences of n integers x(1),...,x(n) with values in 1..k*n such that x(j) divides x(k) if j divides k
5
1, 2, 1, 3, 4, 1, 4, 8, 11, 1, 5, 12, 32, 15, 1, 6, 17, 69, 66, 48, 1, 7, 23, 114, 143, 310, 48, 1, 8, 27, 179, 268, 1051, 228, 113, 1, 9, 34, 252, 473, 2585, 1041, 1286, 89, 1, 10, 40, 347, 671, 5297, 2453, 6722, 1857, 78, 1, 11, 46, 441, 974, 9492, 5235, 23133, 8485, 1679, 42
OFFSET
1,2
COMMENTS
Table starts
1 2 3 4 5 6 7 8 9 10
1 4 8 12 17 23 27 34 40
1 11 32 69 114 179 252 347
1 15 66 143 268 473 671
1 48 310 1051 2585 5297
1 48 228 1041 2453
1 113 1286 6722
1 89 1857
1 78
1
LINKS
CROSSREFS
Sequence in context: A283054 A247358 A297224 * A374896 A133807 A325001
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Sep 01 2010
STATUS
approved