选七
08,15,26,40,46,71,76
08,15,26,40,57,60,77
08,18,32,40,46,59,63
08,20,23,40,46,53,73
15,18,23,26,32,59,71
15,20,26,53,63,73,77
18,20,32,53,59,73,76
18,23,46,59,71,76,77
18,23,57,59,60,63,76
20,53,57,60,63,71,73
23,32,57,60,63,76,77
32,46,53,57,60,71,77