# A036367 (b-file synthesized from sequence entry)
4 1
5 2
6 8
7 25
8 86
9 272
10 875
11 2732
12 8505
13 26104
14 79708
15 241522
16 728632
17 2187951
18 6548819
19 19542662
20 58184124
21 172880565
22 512837063
23 1519158462
24 4494920802
25 13286473612
26 39240530012
27 115811180864
28 341588823740
29 1007007175952
30 2967361180383