# A124862 (b-file synthesized from sequence entry)
0 1
1 6
2 66
3 860
4 11970
5 172116
6 2523444
7 37487736
8 562303170
9 8496977060
10 129153866556
11 1972531074696
12 30245473774516
13 465314970745800
14 7179145222818600
15 111037445957810160
16 1721080411744977090