# A364370 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 6
4 160
5 1720
6 13056
7 82656
8 470016
9 2496384
10 12666880
11 62250496
12 298868736
13 1409660928
14 6556483584
15 30148976640
16 137316794368
17 620328091648
18 2782435737600
19 12402204475392
20 54971691171840
21 242433274675200