# A268873 (b-file synthesized from sequence entry)
6 1
7 288
8 34245
9 2785525
10 185896876
11 11100594319
12 621893381187
13 33618910532156
14 1784707075033338
15 94099086097525864
16 4964605274558064279
17 263409209192451795339
18 14101758253290661842556
19 763439165118083467069181
20 41856403816213923164705832