A212535 Number of nondecreasing sequences of n 1..7 integers with every element dividing the sequence sum

7, 7, 12, 18, 33, 44, 83, 106, 157, 200, 272, 351, 518, 715, 1010, 1343, 1756, 2152, 2670, 3101, 3685, 4168, 4866, 5474, 6452, 7345, 8718, 10082, 11964, 13801, 16207, 18489, 21386, 24289, 27876, 31630, 36294, 41204, 47131, 53471, 60792, 68552, 77355, 86516

Offset

1,1

Comments

Column 7 of A212536

Links

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

Example

Some solutions for n=8
..3....1....1....1....1....1....1....1....1....1....1....1....2....6....2....2
..3....1....1....1....1....1....1....1....2....3....1....1....2....6....2....2
..3....3....1....1....2....1....1....1....2....3....2....3....4....6....2....2
..3....3....1....5....2....1....3....1....2....3....2....3....4....6....2....3
..3....4....1....5....2....1....3....1....2....3....3....3....4....6....2....3
..5....4....5....5....2....1....3....1....2....3....3....3....4....6....4....4
..5....4....5....6....5....3....6....2....4....4....6....4....4....6....4....4
..5....4....5....6....5....3....6....4....5....4....6....6....4....6....6....4

Crossrefs

Sequence in context: A204910 A152672 A003883 * A266116 A344329 A116934

Adjacent sequences: A212532 A212533 A212534 * A212536 A212537 A212538

Keyword

nonn

Author

R. H. Hardin May 20 2012

Status

approved