Primes of the form 3^k + 26.A243439Primes of the form 3^k + 26.Terms a(0) =29a(1) =53a(2) =107a(3) =269a(4) =2213a(5) =19709a(6) =177173a(7) =43046747a(8) =282429536507External referencesoeis: A243439