# A055910 (b-file synthesized from sequence entry)
4 1
5 8
6 36
7 128
8 388
9 1050
10 2601
11 6013
12 13141
13 27416
14 55012
15 106816
16 201685
17 371828
18 671630
19 1192093
20 2084360
21 3597991
22 6143128
23 10391369
24 17439285
25 29073358
26 48199071
27 79535657
28 130740732
29 214230558
30 350125952
31 571019573
32 929690344