# A362247 (b-file synthesized from sequence entry)
0 1
1 1
2 1
3 7
4 37
5 201
6 1531
7 12433
8 112729
9 1158769
10 12920311
11 157007841
12 2063354437
13 29052921769
14 436908104179
15 6981843029281
16 118083965782321
17 2106973566128865
18 39538081855597807
19 778216030845226561
20 16027517577057849181
21 344635879922587951321