# A154588 (b-file synthesized from sequence entry)
1 1
2 28
3 435
4 10296
5 415416
6 1062153
7 3703281
8 426626655
9 782002378
10 102886232631
11 1636197988776
12 2749764593278
13 61972139524851
14 813577626225078
15 1604393353172781
16 3603538956517305
17 44000970048906445
18 83556903098276790
19 208955344344897381