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 80.
A031578
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 80.
Terms
- a(0) =6402a(1) =6406a(2) =6434a(3) =6478a(4) =6494a(5) =6498a(6) =6502a(7) =6514a(8) =6518a(9) =6542a(10) =6546a(11) =6582a(12) =6598a(13) =6614a(14) =6638a(15) =6646a(16) =6658a(17) =6662a(18) =6686a(19) =6694a(20) =6718a(21) =6722a(22) =14403a(23) =14439a(24) =14457a(25) =14493a(26) =14511a(27) =14541a(28) =14583a(29) =14613
External references
- oeis: A031578