A086877 Primes of the form (k+1)^k - k^k.

5, 37, 4651, 1273609

Offset

1,1

Links

Sean A. Irvine, Table of n, a(n) for n = 1..5

Formula

a(n) = A055869(A098463(n)). - Elmo R. Oliveira, Feb 19 2025

Prog

(PARI) f(n) = for(x=1, n, y=(x+1)^x-x^x; if(isprime(y), print1(y, ", ")))

Crossrefs

The values of k are in A098463.

Primes in A055869.

Cf. A085682.

Sequence in context: A089795 A081971 A350966 * A372839 A061674 A247709

Adjacent sequences: A086874 A086875 A086876 * A086878 A086879 A086880

Keyword

nonn,changed

Author

Cino Hilliard, Aug 21 2003

Status

approved