A212873 Number of nondecreasing sequences of 6 1..n integers with no element dividing the sequence sum

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

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