# A055476 (b-file synthesized from sequence entry)
0 1
1 20
2 400
3 13000
4 310000
5 11200000
6 224000000
7 10030000000
8 201100000000
9 4022000000000
10 130440000000000
11 3114300000000000
12 112341000000000000
13 2302320000000000000
14 101101400000000000000
15 2022033000000000000000