A031430 Least term in period of continued fraction for sqrt(n) is 6.

10, 38, 84, 148, 230, 330, 448, 584, 632, 738, 910, 1100, 1308, 1534, 1613, 1778, 2040, 2320, 2618, 2822, 2934, 3268, 3620, 3990, 4378, 4511, 4784, 5208, 5353, 5650, 5954, 6110, 6267, 6588, 7084, 7588, 7598, 8130, 8680, 9248, 9834, 10438

Offset

1,1

Links

Charles R Greathouse IV, Table of n, a(n) for n = 1..10000 (first 300 terms from Vincenzo Librandi)

Mathematica

Select[Range[15000], !IntegerQ[Sqrt[#]] && Min[ContinuedFraction[Sqrt[#]][[2]]] == 6&] (* Vincenzo Librandi, Feb 07 2012 *)

Crossrefs

Sequence in context: A215881 A279543 A065009 * A154517 A034859 A197060

Adjacent sequences: A031427 A031428 A031429 * A031431 A031432 A031433

Keyword

nonn

Author

David W. Wilson

Status

approved