# A107514 (b-file synthesized from sequence entry)
0 1
1 684
2 85994
3 4273404
4 116026274
5 2027079068
6 25196791594
7 238624779404
8 1809372802690
9 11403044613580
10 61485064811946
11 290211246274908
12 1221345936623778
13 4652033922018108
14 16236035536984938
15 52457090694605676
16 158254386445531650
17 449057275178708460