165677domain: NAppears in sequencesStrong pseudoprimes to base 14.at n=32A020240Square of the (3,1)-entry of the 3 X 3 matrix M^n, where M = [1,0,0; 1,1,0; 1,i,1].at n=28A125641a(n) = 7*n^3 - 6*n^2.at n=28A382251