394609

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 83.at n=5A031671
• a(n) is the smallest denominator D of the fraction N/D with 1 <= D < 2^n which is closest to (3/2)^n.at n=19A324204
• Discriminants of totally real cubic fields with noncyclic class group.at n=18A329785