# A216788 (b-file synthesized from sequence entry)
0 1
1 156
2 25350
3 4174300
4 691890225
5 115130533440
6 19207610662240
7 3210414924974400
8 537343198067590200
9 90034838076214002400
10 15098842345381088202480
11 2533860269961226256525280
12 425477370330989242241536600
13 71480198215606192696578148800