# A258791 (b-file synthesized from sequence entry)
0 1
1 3
2 20
3 158
4 1307
5 11352
6 102538
7 954904
8 9112038
9 88723163
10 878714118
11 8829998320
12 89848944237
13 924291213496
14 9600148608620
15 100565064076006
16 1061498376477423
17 11281275452880277
18 120635822090127386
19 1297256892395670322
20 14021436433125959714