# A289987 (b-file synthesized from sequence entry)
0 0
1 1
2 1
3 2
4 12
5 146
6 5847
7 716141
8 300635753
9 430472002801
10 2117649544384420
11 36154420408979339192
12 2165755991529764630384554
13 459803603042851200545393118005