# A135751 (b-file synthesized from sequence entry)
0 1
1 1
2 3
3 17
4 154
5 2024
6 36188
7 841196
8 24583200
9 880119000
10 37813650672
11 1917155945616
12 113110111375776
13 7674684562897728
14 592864081434168672
15 51688751369089356864
16 5047456043997923498496
17 548361788269165389069312