# A229026 (b-file synthesized from sequence entry)
0 1
1 19
2 238
3 2490
4 23631
5 211509
6 1823908
7 15348100
8 127057261
9 1040261799
10 8453319978
11 68343722910
12 550640774491
13 4426107030889
14 35521389816448
15 284771933350920
16 2281370275767321
17 18267889925254779
18 146232526369201318
19 1170331087647336130
20 9365122293936867751