# A026324 (b-file synthesized from sequence entry)
0 1
1 23
2 341
3 4147
4 45045
5 455091
6 4373797
7 40541699
8 365712149
9 3230463379
10 28067769093
11 240654781731
12 2041291828213
13 17162300683187
14 143239714105829
15 1188212150789443
16 9805989936743637
17 80575358596047315