# A112490 (b-file synthesized from sequence entry)
4 105
5 3465
6 78750
7 1571570
8 29957620
9 566780500
10 10855452608
11 212784652080
12 4295131560720
13 89593039854864
14 1934882739672480
15 43302005440341984
16 1004506274408605056
17 24150861883489332096
18 601561456166534637312