# A218674 (b-file synthesized from sequence entry)
0 1
1 1
2 4
3 34
4 455
5 8710
6 230077
7 8285224
8 407456797
9 27587687551
10 2596034329278
11 342275007167359
12 63606742005546232
13 16730509857101195808
14 6246818082857455197662
15 3317816101992338134691233
16 2510420393373091580780786808
17 2709148467943025007607468405672