33043domain: NAppears in sequencesNumbers k such that the period of the continued fraction for sqrt(k) contains exactly 29 ones.at n=16A031797a(n) = 2^n + 3^n + 8^n.at n=5A074530a(n) = prime(n)*prime(n+3).at n=39A090090Row l=4 of array in A133713.at n=11A133714