# A062439 (b-file synthesized from sequence entry)
0 2
1 2
2 3
3 13
4 89
5 659
6 5443
7 49033
8 484037
9 5222429
10 61194647
11 774825383
12 10552185239
13 153903050137
14 2394322471421
15 39588599419319
16 693389445083107
17 12826386978604427
18 249902442548157673
19 5115640857307591139
20 109776797549312197217
21 2464348772728229970857