# A331712 (b-file synthesized from sequence entry)
0 1
1 4
2 59
3 1987
4 73567
5 2451082
6 75511809
7 2339355873
8 69675164655
9 1979830442230
10 54476566524395
11 1451352437084341
12 37417988223257669
13 936855055418767566
14 22833066207602691971
15 542259452455606556087
16 12569324678636155802527
17 284784345516796080566156
18 6313245421004111720679497