# A214941 (b-file synthesized from sequence entry)
1 7
2 42
3 252
4 1470
5 8610
6 50190
7 292740
8 1706250
9 9946020
10 57970080
11 337883700
12 1969343880
13 11478292770
14 66900843240
15 389929523550
16 2272690998690