Denominators of continued fraction convergents to sqrt(661).

Terms

a(0) =1a(1) =1a(2) =3a(3) =7a(4) =31a(5) =131a(6) =2127a(7) =2258a(8) =22449a(9) =47156a(10) =69605a(11) =882416a(12) =4481685a(13) =5364101a(14) =9845786a(15) =15209887a(16) =40265560a(17) =55475447a(18) =206691901a(19) =262167348a(20) =468859249a(21) =1668745095a(22) =2137604344a(23) =5943953783a(24) =8081558127a(25) =14025511910a(26) =22107070037a(27) =124560862095