Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted then there are a pair of central terms both equal to 10.
A031423
Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted then there are a pair of central terms both equal to 10.
Terms
- a(0) =701a(1) =1418a(2) =1493a(3) =2197a(4) =2290a(5) =3257a(6) =4793a(7) =6154a(8) =6466a(9) =8389a(10) =8753a(11) =9577a(12) =9965a(13) =10765a(14) =11257a(15) =11677a(16) =12541a(17) =14218a(18) =14929a(19) =15413a(20) =15658a(21) =16001a(22) =16501a(23) =17009a(24) =17786a(25) =18049a(26) =18314a(27) =18581a(28) =19121a(29) =21577
External references
- oeis: A031423