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 57.
A031645
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 57.
Terms
- a(0) =40049a(1) =40853a(2) =66130a(3) =67162a(4) =67681a(5) =98717a(6) =188581a(7) =235514a(8) =237458a(9) =238433a(10) =298477a(11) =300665a(12) =365257a(13) =370105a(14) =436129a(15) =440098a(16) =442754a(17) =508994a(18) =510421a(19) =513281a(20) =514714a(21) =516149a(22) =521909a(23) =523354a(24) =524801a(25) =593629a(26) =686425a(27) =703085a(28) =785957a(29) =796625
External references
- oeis: A031645