| digits | factor | from | B1 | sigma | date | who |
| 71 | 34121014034583126200398354894744777158420594210915713150400130023849773 | A(7392,1357) | 110e6 | 2243300715 | 14 Jul 2015 | Ch. Clavier |
| 68 | 14235995907758631892531697715944750931872259404844380963512850552189 | 11334+1 | 450e6 | 2483036890 | 25 Apr 2015 | S. Wagstaff |
| 67 | 2606324493303532053608289430528064074821722730167300919990985239623 | 3671-1 | 400e6 | 3112993349 | 28 Jan 2015 | B. Dodson |
| 66 | 374404623024118768993406523648306986081965533238881708312021418151 | 11325+1 | 400e6 | 2125417263 | 22 Feb 2015 | B. Dodson |
| 66 | 328901132858783171390858305141371274552384634441377796365452500599 | c160 (*) | 850e6 | 3268023937 | 4 July 2015 | A. Booker |
| 66 | 290568268439614598378379575859234351261746598974022134544726211709 | 6397+1 | 400e6 | 689703548 | 24 Jun 2015 | B. Dodson |
| 66 | 171392487475854562743889929898648257427965285180928044372842369069 | 412*5412+1 | 110e6 | 1693823855 | 18 Jan 2015 | R. Hooft |
| 65 | 91700835473159516701395429752489941313326503277791324161881483589 | (385153-1)/3850+1 | 110e6 | 1631487580 | 10 Nov 2015 | yoyo@home/Sphynx |
| 65 | 37504436845167700736669220801216994818138202219325645301730547801 | c262 (*) | 850e6 | 2291070913 | 21 Jul 2015 | A. Booker |
| 64 | 9692731426883108488888397645304857869271916556162164071302921601 | 5550+1 | 600e6 | 344251784 | 23 Nov 2015 | B. Dodson |
(*) from Euclid-Mullin graph, see this paper.