Least k such that k*((prime(n)#)^2)-1 and k*((prime(n)#)^2)+1 are twin primes.
A103557
Least k such that k*((prime(n)#)^2)-1 and k*((prime(n)#)^2)+1 are twin primes.
Terms
- a(0) =1a(1) =2a(2) =7a(3) =6a(4) =6a(5) =104a(6) =152a(7) =116a(8) =181a(9) =6a(10) =78a(11) =89a(12) =85a(13) =262a(14) =133a(15) =57a(16) =77a(17) =35a(18) =237a(19) =140a(20) =315a(21) =397a(22) =663a(23) =48a(24) =1135a(25) =382a(26) =318a(27) =261a(28) =542a(29) =352
External references
- oeis: A103557