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A212873 Number of nondecreasing sequences of 6 1..n integers with no element dividing the sequence sum 2
0, 0, 2, 9, 32, 82, 199, 407, 796, 1424, 2407, 3948, 6166, 9456, 14171, 20556, 29007, 40714, 55528, 75323, 100720, 132454, 171336, 221156, 281727, 355410, 445061, 553660, 680365, 835511, 1013730, 1226556, 1475591, 1764220, 2101833, 2493659 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Row 6 of A212868

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=8

..3....4....4....2....2....4....3....2....2....4....4....3....2....2....3....5

..3....4....6....2....2....6....3....3....4....4....4....4....2....3....4....5

..4....6....6....2....4....7....6....5....5....4....4....4....5....4....5....5

..4....7....6....3....5....8....6....5....6....4....4....6....6....6....5....5

..4....8....6....8....6....8....8....8....7....4....5....6....6....7....6....6

..5....8....6....8....8....8....8....8....7....6....8....6....8....7....6....7

CROSSREFS

Sequence in context: A150912 A165653 A182265 * A109770 A242512 A198016

Adjacent sequences:  A212870 A212871 A212872 * A212874 A212875 A212876

KEYWORD

nonn

AUTHOR

R. H. Hardin May 29 2012

STATUS

approved

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Last modified February 18 09:15 EST 2020. Contains 332011 sequences. (Running on oeis4.)