# A293073 (b-file synthesized from sequence entry)
1 1
2 7
3 51
4 513
5 6345
6 93255
7 1584555
8 30524865
9 656843985
10 15605162055
11 405495737955
12 11435339115585
13 347722239169305
14 11337916544369415
15 394530748734397275
16 14590576590956791425
17 571378543704076133025
18 23617402334089770781575