# A054118 (b-file synthesized from sequence entry)
3 1
4 24
5 144
6 864
7 5904
8 46224
9 409104
10 4037904
11 43954704
12 522956304
13 6749977104
14 93928268304
15 1401602636304
16 22324392524304
17 378011820620304
18 6780385526348304
19 128425485935180304
20 2561327494111820304
21 53652269665821260304
22 1177652997443428940304