# A210896 (b-file synthesized from sequence entry)
1 1
2 2
3 20
4 400
5 16716
6 1444348
7 258951340
8 96266852004
9 74214689922928
10 118642250445743920
11 393305989512539553728
12 2703723885515478100466476
13 38542035415959856159523945096