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A033318 Least D in the Pellian x^2 - D*y^2 = 1 for which y has least solution n. 3
3, 2, 7, 5, 23, 10, 47, 17, 79, 26, 119, 21, 167, 50, 176, 65, 287, 82, 359, 57, 88, 122, 527, 28, 623, 170, 727, 111, 839, 44, 959, 257, 216, 290, 1035, 183, 1367, 362, 19, 77, 1679, 22, 1847, 273, 208, 530, 2207, 456, 2399, 626, 128, 381, 2807, 730, 696 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Ray Chandler, Table of n, a(n) for n = 1..1008

N. J. A. Sloane et al., Binary Quadratic Forms and OEIS (Index to related sequences, programs, references)

Eric Weisstein's World of Mathematics, Pell Equation.

CROSSREFS

Cf. A000037, A033317.

Sequence in context: A232751 A155046 A236388 * A093780 A101307 A283997

Adjacent sequences:  A033315 A033316 A033317 * A033319 A033320 A033321

KEYWORD

nonn

AUTHOR

Eric W. Weisstein

EXTENSIONS

Better description from Lekraj Beedassy, Feb 26 2002

STATUS

approved

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Last modified August 2 10:20 EDT 2021. Contains 346422 sequences. (Running on oeis4.)