Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 64.
A031562
Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 64.
Terms
- a(0) =4098a(1) =4126a(2) =4146a(3) =4162a(4) =4166a(5) =4174a(6) =4178a(7) =4182a(8) =4194a(9) =4198a(10) =4222a(11) =4246a(12) =4258a(13) =4262a(14) =4286a(15) =4294a(16) =4322a(17) =4354a(18) =9219a(19) =9237a(20) =9249a(21) =9294a(22) =9321a(23) =9327a(24) =9357a(25) =9399a(26) =9417a(27) =9438a(28) =9444a(29) =9489
External references
- oeis: A031562