108294domain: NAppears in sequencesValues of n such that n^a-+a are primes, a=7.at n=30A155022Numbers k with maximal exponent in prime factorization equal to 1, such that k+1 has maximal exponent 2, k+2 has maximal exponent 3, and k+3 has maximal exponent 4.at n=20A176913Integers k such that A014841(k) = A014841(k+1).at n=30A356961