# A218185 (b-file synthesized from sequence entry)
0 0
1 0
2 1
3 4
4 19
5 100
6 566
7 3384
8 21107
9 136084
10 900674
11 6087496
12 41850366
13 291766952
14 2057964492
15 14659421040
16 105305580483
17 761981900724
18 5548736343434
19 40632122219688
20 299017702596554
21 2210275626304248
22 16403005547059508
23 122169144755555088
24 912887876722311406