# A199938 (b-file synthesized from sequence entry)
1 6
2 30
3 142
4 660
5 3042
6 13890
7 63260
8 287514
9 1305394
10 5924042
11 26877500
12 121920302
13 553009230
14 2508114154
15 11375127276
16 51589452156