# A239294 (b-file synthesized from sequence entry)
0 0
1 1
2 12
3 189
4 2808
5 42201
6 632772
7 9492309
8 142382448
9 2135743281
10 32036129532
11 480542002029
12 7208129853288
13 108121948330761
14 1621829223367092
15 24327438355289349
16 364911575314991328
17 5473673629767916641
18 82105104446389609452