# A368837 (b-file synthesized from sequence entry)
0 1
1 4
2 33
3 496
4 11905
5 416676
6 20000449
7 1260028288
8 100802263041
9 9979424041060
10 1197530884927201
11 171246916544589744
12 28769481979491076993
13 5610048986000760013636
14 1256650972864170243054465
15 320445998080363411978888576