2016-09-03, 19:51   #128
henryzz
Just call me Henry

"David"
Sep 2007
Liverpool (GMT/BST)

25·11·17 Posts

Quote:
 Originally Posted by henryzz reserving the low weight: 13766 18358 19574 19826 I have them sieved to 1M.
I have record of testing these to 500k.
Primes:
Code:
13766*2^38-1
19574*2^12-1
19574*2^588-1
19574*2^912-1
19826*2^1186-1
19574*2^2892-1
18358*2^4119-1
19826*2^8386-1
18358*2^10407-1
18358*2^41679-1
19574*2^47208-1
Unreserving

Batalov pointed out by pm that these ks are even. Not sure how this has been missed for this long.

Last fiddled with by henryzz on 2016-09-03 at 20:20