43197domain: NAppears in sequencesLeast number beginning with prime(n) such that every concatenation is a prime.at n=13A090508Column 5 of array illustrated in A089574 and related to A034261.at n=10A107600Number of conjugate-congruent partitions of n.at n=48A137438Numbers k such that sigma(k) = psi(k) + tau(k)^2.at n=38A390296