# A124554 (b-file synthesized from sequence entry)
0 1
1 4
2 26
3 204
4 1899
5 21180
6 287568
7 4802716
8 99084889
9 2531896840
10 80346294380
11 3173108251044
12 156222183969181
13 9603287701405136
14 738066706464107408
15 71003673625149131020
16 8559188942710590217013
17 1294012524894298022238700