# A011811 (b-file synthesized from sequence entry)
0 0
1 0
2 0
3 1
4 36
5 911
6 20807
7 468557
8 10840767
9 263427401
10 6809977027
11 188790121348
12 5641465341098
13 182310843939953
14 6383884849646341
15 242427118777826690
16 9983217876902418734
17 445432587418516596408