# A267844 (b-file synthesized from sequence entry)
0 3
1 7
2 44
3 375
4 3724
5 40572
6 470448
7 5705271
8 71571500
9 921922716
10 12130541488
11 162422308412
12 2206718599344
13 30354522550000
14 422005129502400
15 5921371233163575
16 83761043464536300
17 1193351781764231100
18 17110404580326750000
19 246734315435589111900