# A162810 (b-file synthesized from sequence entry)
0 1
1 24
2 552
3 12420
4 279312
5 6278448
6 141128460
7 3172286040
8 71306671656
9 1602831568932
10 36028452924816
11 809847670933488
12 18203758337942892
13 409184133605301912
14 9197642162005213224
15 206744627643931781316