# A028103 (b-file synthesized from sequence entry)
0 1
1 33
2 703
3 12309
4 192943
5 2819949
6 39304711
7 529663893
8 6962879935
9 89838427965
10 1142617774519
11 14370723472677
12 179151734300527
13 2217730946235981
14 27298909572676327
15 334504592037294261