# A167143 (b-file synthesized from sequence entry)
0 1
1 3
2 9
3 43
4 312
5 3121
6 39616
7 602135
8 10547538
9 207620746
10 4514623895
11 107150379369
12 2751648614456
13 75953000041971
14 2241736112814551
15 70446370941793711
16 2348550874184397643
17 82802885494751780415