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 A262786 a(n) = 37^(2*n+1). 3
 37, 50653, 69343957, 94931877133, 129961739795077, 177917621779460413, 243569224216081305397, 333446267951815307088493, 456487940826035155404146917, 624931990990842127748277129373, 855531895666462872887391390111637, 1171223165167387672982838813062831053 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS 37*a(n) is a square. LINKS G. C. Greubel, Table of n, a(n) for n = 0..250 Index entries for linear recurrences with constant coefficients, signature (1369). FORMULA G.f.: 37/(1 - 1369*x). a(n) = 1369*a(n-1). MATHEMATICA 37^Range[1, 30, 2] PROG (MAGMA) [37^(2*n+1): n in [0..15]]; (PARI) vector(20, n, n--; 37^(2*n+1)) \\ Altug Alkan, Oct 08 2015 CROSSREFS Second bisection of A009981 (powers of 37). Cf. similar sequences listed in A262715. Sequence in context: A096349 A015061 A015037 * A140746 A262646 A063681 Adjacent sequences:  A262783 A262784 A262785 * A262787 A262788 A262789 KEYWORD nonn,easy AUTHOR Vincenzo Librandi, Oct 08 2015 STATUS approved

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Last modified September 22 05:47 EDT 2019. Contains 327287 sequences. (Running on oeis4.)