# A151076 (b-file synthesized from sequence entry)
0 1
1 3
2 10
3 40
4 172
5 752
6 3417
7 15861
8 74103
9 351352
10 1681640
11 8076015
12 39063800
13 189889216
14 924922052
15 4523125805
16 22183456842
17 108940260148
18 536282913395
19 2644780657087
20 13054897004324
21 64540176018987
22 319455186011981
23 1582213202208502
24 7844634619098689
25 38926073651463768
26 193245536619581965