# A379022 (b-file synthesized from sequence entry)
0 1
1 4
2 36
3 370
4 4012
5 44824
6 510498
7 5892310
8 68684540
9 806715964
10 9532070396
11 113179713046
12 1349276883346
13 16140148109960
14 193629588953214
15 2328744593780590
16 28068490664161756
17 338960821947139640
18 4100329281075440400
19 49676100591186493156
20 602654837914634224812