| form | total | min n | max n | tested | untested | in progress | completed | lead | primes |
|---|---|---|---|---|---|---|---|---|---|
| 121*2^n+1 | 0 | 2,316,392 | 3,999,955 | 0 | 0 | 0 | 3,830,099 | 0 | 0 |
| 27*2^n+1 | 210,847 | 2,316,392 | 9,199,952 | 208,937 | 1,910 | 71 | 9,146,942 | 9,156,070 | 2 |
| 27*2^n-1 | 206,972 | 2,315,444 | 9,199,970 | 205,149 | 1,823 | 56 | 9,149,201 | 9,156,058 | 4 |
