Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 73.
A031571
Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 73.
Terms
- a(0) =5331a(1) =5339a(2) =5347a(3) =5351a(4) =5371a(5) =5383a(6) =5387a(7) =5399a(8) =5407a(9) =5419a(10) =5427a(11) =5431a(12) =5443a(13) =5471a(14) =5479a(15) =5483a(16) =5503a(17) =5507a(18) =5519a(19) =5527a(20) =5531a(21) =5543a(22) =5563a(23) =5571a(24) =5591a(25) =5623a(26) =21320a(27) =21376a(28) =21408a(29) =21416
External references
- oeis: A031571