Values of n such that L(19) and N(19) are both prime, where L(k) = (n^2+n+1)*2^(2*k) + (2*n+1)*2^k + 1, N(k) = (n^2+n+1)*2^k + n.
A227522
Values of n such that L(19) and N(19) are both prime, where L(k) = (n^2+n+1)*2^(2*k) + (2*n+1)*2^k + 1, N(k) = (n^2+n+1)*2^k + n.
Terms
- a(0) =-123a(1) =-221a(2) =-255a(3) =-311a(4) =487a(5) =-561a(6) =709a(7) =-1055a(8) =1273a(9) =-1425a(10) =-1475a(11) =-1767a(12) =1833a(13) =-1893a(14) =2127a(15) =-2391a(16) =-2475a(17) =-2595a(18) =2769a(19) =-2895a(20) =-3053a(21) =-3183a(22) =-3543a(23) =-3627a(24) =3765a(25) =3919a(26) =4069a(27) =-4113a(28) =4203a(29) =4315
External references
- oeis: A227522