A212540 Number of nondecreasing sequences of 7 1..n integers with every element dividing the sequence sum

1, 5, 12, 24, 33, 69, 83, 116, 145, 188, 193, 290, 293, 332, 428, 496, 497, 606, 607, 772, 840, 857, 858, 1079, 1098, 1109, 1153, 1277, 1278, 1626, 1627, 1723, 1750, 1757, 1832, 2100, 2101, 2106, 2130, 2541, 2542, 2784, 2785, 2843, 3111, 3115, 3116, 3462, 3477

Offset

1,2

Comments

Row 7 of A212536

Links

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

Example

Some solutions for n=8
..2....2....1....1....1....2....1....1....2....1....1....1....2....1....3....1
..2....2....2....1....1....2....1....6....2....2....1....2....3....3....3....2
..4....2....2....5....2....2....1....7....5....5....3....3....3....4....3....2
..4....2....2....5....2....3....1....7....5....8....3....4....3....4....5....3
..4....4....7....6....4....3....2....7....5....8....4....4....3....4....5....4
..8....6....7....6....5....4....2....7....5....8....4....4....4....4....5....6
..8....6....7....6....5....8....4....7....6....8....8....6....6....4....6....6

Crossrefs

Sequence in context: A066869 A023172 A270681 * A344510 A100479 A018806

Adjacent sequences: A212537 A212538 A212539 * A212541 A212542 A212543

Keyword

nonn

Author

R. H. Hardin May 20 2012

Status

approved