# A290285 (b-file synthesized from sequence entry)
0 1
1 0
2 0
3 62
4 666
5 5292
6 39754
7 307062
8 2456244
9 19825910
10 159305994
11 1274445900
12 10184391946
13 81430393590
14 651443132340
15 5212260963062
16 41700950994186
17 333607607822412
18 2668815050206474
19 21350337149539062
20 170802697195263924
21 1366424509598012150