# A143763 (b-file synthesized from sequence entry)
1 1
2 0
3 4
4 1
5 9
6 16
7 100
8 8649
9 74666881
10 5575141774264384
11 31082205803147712138788845611876
12 966103517589229313003894215813508352493573272034098666228778225