# A150385 (b-file synthesized from sequence entry)
0 1
1 2
2 7
3 23
4 98
5 361
6 1641
7 6456
8 29975
9 122797
10 578538
11 2430398
12 11586047
13 49532072
14 238059400
15 1031522751
16 4985820454
17 21833680533
18 105999201265
19 468105465078
20 2280838830949
21 10141757366336
22 49561550196373
23 221645646042901
24 1085765734275864
25 4879481984566974
26 23951166794986119
27 108090536459660901