# A089414 (b-file synthesized from sequence entry)
0 1
1 1
2 2
3 3
4 12
5 29
6 97
7 378
8 775
9 2940
10 11368
11 45671
12 113556
13 479745
14 1094742
15 3536813
16 15177837
17 67116740
18 300914463
19 519239984
20 3251343406