Number of nondecreasing sequences of n 1..n integers with every element dividing the sequence sum
1, 2, 5, 10, 21, 40, 83, 161, 331, 644, 1102, 3627, 5646, 10083, 29188, 53681, 84121
1 seqfan posts
Sun May 20 12:51:11 CEST 2012 [seqfan] Mixture of partitioning and divisibility, formulas?