80491domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of 1's in n-th term of A022470.at n=42A022472Primes p such that sum of squares of even-position digits equals the sum of squares of odd-position digits of p.at n=26A076168Expansion of Product_{k>=1} B(x^k), where B(x) is the g.f. of A003106.at n=52A327691Prime numbersat n=7879