101808101domain: NAppears in sequencesPalindromes of form k^2 + 1.at n=11A027720Both m and its reverse are one more than a square and m does not end in 0.at n=17A066618Both k and its reverse are one more than a square.at n=28A124664Strobogrammatic (A000787) composite numbers whose prime factors are strobogrammatic as well.at n=3A274831