# A376575 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 22
4 197
5 2376
6 35047
7 619984
8 12772041
9 300946816
10 7985754251
11 235775556864
12 7668016756237
13 272432946304000
14 10499615465565423
15 436328344923744256
16 19450112299718461073
17 925826421005833568256
18 46870797202270907609107
19 2514801570124507348271104