1,1

The next term is > 5000.

a(2)=3 because (3+1)^3-3^3=4^3-3^3=64-27=37 is prime.

Cf. A055869 (n+1)^n-n^n, A085682 n^n-(n-1)^n is prime.

Sequence in context: A046705 A054218 A075048 this_sequence A064155 A069803 A083184

Adjacent sequences: A098460 A098461 A098462 this_sequence A098464 A098465 A098466

hard,nonn

Hugo Pfoertner (hugo(AT)pfoertner.org), Sep 14 2004