1 wheel of 17 numbers, 12 combinations and 2 out of 2 guaranteed.
The numbers: 03 06 08 09 10 13 17 22 26 30 36 39 40 42 43 48 49
The wheel:
Parameters: (v,k,t) = (17,6,2)
Number of blocks: 12
Method of construction: Lex covering
Blocks of the covering:
1 2 3 4 5 6
1 7 8 9 10 11
1 12 13 14 15 16
2 3 7 8 12 17
4 5 9 10 13 17
2 3 9 10 14 15
4 5 7 8 14 15
6 11 14 15 16 17
2 3 4 11 13 16
5 6 9 10 12 16
1 6 7 8 13 16
1 4 5 11 12 17
The total cost is $6.
Babar 
The numbers: 03 06 08 09 10 13 17 22 26 30 36 39 40 42 43 48 49
The wheel:
Parameters: (v,k,t) = (17,6,2)
Number of blocks: 12
Method of construction: Lex covering
Blocks of the covering:
1 2 3 4 5 6
1 7 8 9 10 11
1 12 13 14 15 16
2 3 7 8 12 17
4 5 9 10 13 17
2 3 9 10 14 15
4 5 7 8 14 15
6 11 14 15 16 17
2 3 4 11 13 16
5 6 9 10 12 16
1 6 7 8 13 16
1 4 5 11 12 17
The total cost is $6.
Babar 