# A365847 (b-file synthesized from sequence entry)
0 1
1 8
2 96
3 1368
4 21440
5 356968
6 6197408
7 110947768
8 2033381760
9 37963483592
10 719495148768
11 13806129179928
12 267693334199616
13 5236670783633960
14 103227182363423008
15 2048451544990578552
16 40888361539777714944
17 820400146864231266184