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A180380
Number of increasing sequences of n integers x(1),...,x(n) with values in 1..3*n such that x(j) divides x(k) iff j divides k
1
3, 8, 25, 45, 136, 57, 190, 260, 233, 70, 222, 130, 366, 116, 145, 108, 354, 226, 842, 808, 763, 182, 876, 817, 790, 191, 192, 191, 1025, 817, 3784, 3703, 3533, 790, 790, 790, 3880, 817, 817, 817, 4303, 3695, 16608, 17329, 17086, 3695, 17177, 17653, 17653
OFFSET
1,1
COMMENTS
Column 3 of A180378
LINKS
CROSSREFS
Sequence in context: A302109 A328272 A220486 * A057420 A076049 A026970
KEYWORD
nonn
AUTHOR
R. H. Hardin Sep 01 2010
STATUS
approved