# A242426 (b-file synthesized from sequence entry)
1 1
2 0
3 0
4 0
5 0
6 3
7 14
8 78
9 497
10 3628
11 29990
12 277200
13 2834328
14 31770514
15 387459072
16 5108103000
17 72397196844
18 1097800704000
19 17735107218083
20 304112751022080
21 5516784599040000
22 105559797875432727
23 2124765080865042873
24 44881973505008640000
25 992717442773183102976