The smallest prime divisor of 1 + 2^2 + 3^3 + ... + n^n.

Terms

a(0) =5a(1) =2a(2) =2a(3) =3413a(4) =50069a(5) =2a(6) =2a(7) =7a(8) =10405071317a(9) =2a(10) =2a(11) =88799a(12) =3a(13) =2a(14) =2a(15) =3a(16) =3a(17) =2a(18) =2a(19) =5a(20) =3a(21) =2a(22) =2a(23) =3a(24) =7a(25) =2a(26) =2a(27) =7a(29) =2a(30) =2