# A074040 (b-file synthesized from sequence entry)
1 15
2 525
3 75075
4 24249225
5 21800053275
6 38433493923825
7 138322144631846175
8 716923675626858725025
9 7458156997546211316435075
10 86984485062381462583582279725
11 1656445549042930191979157352803175