First prime p such that (p+n)^2+n is prime but (p+j)^2+j is not prime for all 0<j<n.
A238673
First 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) =3a(1) =7a(2) =11a(3) =29a(4) =193a(5) =139a(6) =107a(7) =181a(8) =101a(9) =17a(10) =379a(11) =641a(12) =167a(13) =3691a(14) =257a(15) =2243a(16) =1279a(17) =1217a(18) =3581a(19) =757a(20) =6113a(21) =971a(22) =5011a(23) =5843a(24) =317a(25) =15199a(26) =2741a(27) =761a(28) =59221a(29) =6067
External references
- oeis: A238673