Fifth prime p such that (p+n)^2+n is prime but (p+j)^2+j is not prime for all 0<j<n.
A238677
Fifth prime p such that (p+n)^2+n is prime but (p+j)^2+j is not prime for all 0<j<n.
Terms
- a(0) =23a(1) =79a(2) =67a(3) =173a(4) =487a(5) =853a(6) =397a(7) =1381a(8) =881a(9) =1061a(10) =8713a(11) =1187a(12) =1091a(13) =8581a(14) =839a(15) =9413a(16) =6991a(17) =1889a(18) =12821a(19) =5347a(20) =20593a(21) =2477a(22) =20719a(23) =21089a(24) =5861a(25) =83869a(26) =8867a(27) =6547a(28) =193741a(29) =9341
External references
- oeis: A238677