49190domain: NAppears in sequencesNumbers n such that n^2048 + 1 is prime (a generalized Fermat prime).at n=23A088361a(n) = Sum_{i=n..n+3} Sum_{j=i+1..n+4} prime(i)*prime(j).at n=17A127350Number of cells in a regular 7-gon after n generations of mitosis.at n=37A349808