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 52.
A031640
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 52.
Terms
- a(0) =17449a(1) =55306a(2) =55777a(3) =83065a(4) =84221a(5) =115769a(6) =117133a(7) =153889a(8) =155461a(9) =157834a(10) =196538a(11) =198314a(12) =200098a(13) =250361a(14) =252365a(15) =302941a(16) =309577a(17) =360529a(18) =368978a(19) =370193a(20) =424426a(21) =425729a(22) =427034a(23) =428341a(24) =430961a(25) =433589a(26) =434906a(27) =438869a(28) =504829a(29) =507673
External references
- oeis: A031640