80612domain: NAppears in sequencesa(n) is the smallest number m such that n^2^k + m^2^k is prime for k=0,1,2,3 and 4.at n=14A090873Möbius transform of the Pell numbers (A000129).at n=13A133726Numbers k such that the determinant of the Vandermonde matrix of their digits is equal to sigma(k), the sum of divisors of k.at n=10A307586