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 A022383 Fibonacci sequence beginning 4, 14. 3
 4, 14, 18, 32, 50, 82, 132, 214, 346, 560, 906, 1466, 2372, 3838, 6210, 10048, 16258, 26306, 42564, 68870, 111434, 180304, 291738, 472042, 763780, 1235822, 1999602, 3235424, 5235026, 8470450, 13705476, 22175926, 35881402, 58057328, 93938730 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Harvey P. Dale, Table of n, a(n) for n = 0..1000 Tanya Khovanova, Recursive Sequences Index entries for linear recurrences with constant coefficients, signature (1, 1). FORMULA G.f.: (4+10*x)/(1-x-x^2). - Philippe Deléham, Nov 19 2008 a(n) = 4*Fibonacci(n+2) + 6*Fibonacci(n) = 4*Fibonacci(n) + 14*Fibonacci(n-1). - G. C. Greubel, Mar 06 2018 MATHEMATICA a[1] := 4; a[2] := 14; a[n_] := a[n - 1] + a[n - 2]; Table[a[n], {n, 1, 30}] (* Stefan Steinerberger, Apr 08 2006 *) LinearRecurrence[{1, 1}, {4, 14}, 40] (* Harvey P. Dale, Feb 15 2015 *) PROG (PARI) Vec((4+10*x)/(1-x-x^2)+O(x^99)) \\ Charles R Greathouse IV, May 15 2013 (MAGMA) [4*Fibonacci(n+2) + 6*Fibonacci(n): n in [0..40]]; // G. C. Greubel, Mar 06 2018 CROSSREFS Sequence in context: A011859 A032825 A251966 * A045248 A271375 A070902 Adjacent sequences:  A022380 A022381 A022382 * A022384 A022385 A022386 KEYWORD nonn,easy AUTHOR EXTENSIONS More terms from Stefan Steinerberger, Apr 08 2006 STATUS approved

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Last modified October 19 11:00 EDT 2019. Contains 328216 sequences. (Running on oeis4.)