0 secp160k1
1 secp160r1
2 secp160r2
3 nistk163
4 sect163r1
5 nistb163
6 secp192k1
7 nistp192
8 secp224k1
9 nistp224
10 nistk233
11 nistb233
12 nistp256
13 nistk283
14 nistb283
15 nistp384
16 nistk409
17 nistb409
18 nistk571
19 nistb571
# the following tests are not yet implemented
#20 nistp521