# A344049 (b-file synthesized from sequence entry)
0 1
1 7
2 648
3 173007
4 91356544
5 80031878175
6 104921038236672
7 192311632290456007
8 469591293625846038528
9 1473442955416649975287959
10 5776758846811567983984640000
11 27673221072138317786331655146207
12 159045755874087839794327707061321728
13 1080096259061106512089015938295879551727