Primes representable as f(f(f(...f(p)...))) where p is a prime and f(x) = x^2 + 1.

A266235

Primes representable as f(f(f(...f(p)...))) where p is a prime and f(x) = x^2 + 1.

Terms

    a(0) =5a(1) =101a(2) =677a(3) =28901a(4) =3422501a(5) =4884101a(6) =260176901a(7) =4784488901a(8) =5887492901a(9) =7370222501a(10) =12898144901a(11) =14498568101a(12) =24840912101a(13) =38514062501a(14) =47563248101a(15) =56249608901a(16) =64014060101a(17) =110842384901a(18) =123657722501a(19) =135755402501a(20) =205145584901a(21) =279343960901a(22) =288680544101

External references