# A014387 (b-file synthesized from sequence entry)
7 1
8 1
9 8
10 725
11 2806508
12 27033154065
13 376962851057235
14 7292080848843162283
15 192271946945501178473766
16 6811960423672201527406129366
17 320020341797819074616734725607588
18 19688392653216509161510863093984500501