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 77.
A031665
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 77.
Terms
- a(0) =72949a(1) =120490a(2) =121882a(3) =122581a(4) =179897a(5) =252173a(6) =337786a(7) =340114a(8) =341281a(9) =433253a(10) =435889a(11) =438533a(12) =663037a(13) =792629a(14) =796193a(15) =797978a(16) =801554a(17) =927994a(18) =933781a(19) =935714a(20) =943466a(21) =945409a(22) =947354a(23) =949301a(24) =1086493a(25) =1107433a(26) =1250765a(27) =1255241
External references
- oeis: A031665