Primes p such that (p-1)/2, (p-2)/3, (p-3)/4, (p-4)/5 and (p-5)/6 are prime numbers.
A181680
Primes p such that (p-1)/2, (p-2)/3, (p-3)/4, (p-4)/5 and (p-5)/6 are prime numbers.
Terms
- a(0) =7224839a(1) =9339119a(2) =10780559a(3) =42464519a(4) =45652319a(5) =53464319a(6) =62198639a(7) =69899759a(8) =94159799a(9) =121136399a(10) =130777919a(11) =158608799a(12) =191010959a(13) =285785639a(14) =288308159a(15) =322461719a(16) =353256119a(17) =402411239a(18) =423803519
External references
- oeis: A181680