# A116430 (b-file synthesized from sequence entry)
0 1
1 4
2 34
3 247
4 1712
5 11185
6 68963
7 409849
8 2367507
9 13377156
10 74342563
11 407818620
12 2214357712
13 11926066887
14 63809981451
15 339576381990
16 1799025041767
17 9494920297227
18 49950199374227
19 262036734664892