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 73.
A031661
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 73.
Terms
- a(0) =12109a(1) =66098a(2) =109642a(3) =110305a(4) =163337a(5) =306034a(6) =387173a(7) =388418a(8) =390914a(9) =393418a(10) =394673a(11) =481997a(12) =484777a(13) =596425a(14) =709493a(15) =719633a(16) =723029a(17) =841514a(18) =845186a(19) =850709a(20) =852554a(21) =854401a(22) =1124441a(23) =1137197a(24) =1145741a(25) =1298282a(26) =1300561a(27) =1457938a(28) =1460353a(29) =1489489
External references
- oeis: A031661