Number of unique values produced from sums and products of n unity arguments.
1, 2, 3, 4, 6, 9, 11, 17, 23, 30, 44, 60, 80, 114, 156, 212, 296, 404, 556, 770, 1065
1 seqfan posts
Thu Nov 17 02:01:03 CET 2011 [seqfan] Counting unique sums and products: A048249, A000325(?)