# A149302 (b-file synthesized from sequence entry)
0 1
1 1
2 4
3 11
4 46
5 172
6 750
7 3120
8 14087
9 61571
10 284436
11 1281379
12 6008651
13 27633271
14 130944600
15 611154458
16 2918673524
17 13771848825
18 66164267793
19 314806106581
20 1519581215764
21 7277197766203
22 35261251918970
23 169741515939425
24 825046304792297
25 3988381669094450
26 19436472354360319
27 94285252643418217