Denominators of continued fraction convergents to sqrt(561).

Terms

a(0) =1a(1) =1a(2) =3a(3) =16a(4) =19a(5) =35a(6) =89a(7) =213a(8) =515a(9) =728a(10) =1243a(11) =6943a(12) =15129a(13) =22072a(14) =1030441a(15) =1052513a(16) =3135467a(17) =16729848a(18) =19865315a(19) =36595163a(20) =93055641a(21) =222706445a(22) =538468531a(23) =761174976a(24) =1299643507a(25) =7259392511a(26) =15818428529a(27) =23077821040