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 A228545 y-values in the solution to the Pell equation x^2 - 61*y^2 = -1. 2
 3805, 13441687959085, 47484618985691536216525, 167745974097868037701201304210365, 592585818884249810512279448635131669269245, 2093391240125028732597213302973032198405669402485645, 7395193648885142783524984383830700400156283141778553755833965 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS All terms are multiples of 3805. LINKS Colin Barker, Table of n, a(n) for n = 1..100 Index entries for linear recurrences with constant coefficients, signature (3532638098,-1). FORMULA a(n) = 3532638098*a(n-1)-a(n-2). G.f.: -3805*x*(x-1) / (x^2-3532638098*x+1) PROG (PARI) Vec(-3805*x*(x-1)/(x^2-3532638098*x+1) + O(x^20)) CROSSREFS Cf. A228544 gives the corresponding x-values. Sequence in context: A251518 A031793 A234765 * A179174 A232083 A234668 Adjacent sequences: A228542 A228543 A228544 * A228546 A228547 A228548 KEYWORD nonn,easy AUTHOR Colin Barker, Aug 25 2013 STATUS approved

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Last modified December 8 12:03 EST 2022. Contains 358693 sequences. (Running on oeis4.)