# A151139 (b-file synthesized from sequence entry)
0 1
1 3
2 11
3 46
4 204
5 915
6 4218
7 19712
8 92635
9 439500
10 2097879
11 10045349
12 48320283
13 233190823
14 1127688064
15 5467521609
16 26562531710
17 129235130543
18 629811090988
19 3073516948545
20 15015174203835
21 73438632955616
22 359542851326497
23 1761726779178020
24 8639634327302590
25 42401462680673052
26 208234844528758384