252733

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 37.at n=20A031625
• a(n) = a(n-1)+ceiling(a(n-2)/2) with a(0)=0, a(1)=1.at n=40A064323
• a(n) = a(n-1) + a(n-2) - floor(a(n-2)/2), starting 2,1.at n=39A173497