# A012764 (b-file synthesized from sequence entry)
0 1
1 3
2 25
3 1043
4 72465
5 8621283
6 1524721705
7 377210665523
8 124306024835745
9 52632893869133763
10 27845178915137542585
11 17999274225229924466003
12 13958549668775664990210225
13 12790824660557018843352942243