419958domain: NAppears in sequencesa(n) = 576*n^2 + 2*n.at n=26A158369Triangle read by rows, T(n,k) n>=0, k>=0, generalization of A000255.at n=50A216154a(n) is the dot product of the vectors of the first n primes and the next n primes.at n=30A337574