# A004076 (b-file synthesized from sequence entry)
1 0
2 1
3 2
4 0
5 0
6 38
7 124
8 0
9 0
10 12808
11 72648
12 0
13 0
14 21878816
15 168870048
16 0
17 0
18 113071735648
19 1105816948032
20 0
21 0
22 1395701792232832