# A173133 (b-file synthesized from sequence entry)
0 0
1 1
2 38
3 4443
4 1166876
5 546365045
6 400680904674
7 423859315570607
8 611038907405197432
9 1151555487914640463209
10 2748476184146759127540190
11 8102732939160371170806346243
12 28915133156938367486730067779348