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A112522 Expansion of (1+3*x+14*x^2-10*x^3-10*x^4+16*x^5+15*x^6-15*x^7-2*x^8+4*x^9+8*x^10) / ((4*x^2+1)*(x^4-x^2+1)*(x^2+1)^2). 1
1, 3, 9, -25, -59, 129, 273, -563, -1145, 2313, 4651, -9329, -18689, 37411, 74857, -149753, -299547, 599137, 1198321, -2396691, -4793433, 9586921, 19173899, -38347857, -76695777, 153391619, 306783305, -613566681, -1227133435, 2454266945, 4908533969, -9817068019, -19634136121 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Colin Barker, Table of n, a(n) for n = 0..1000

Index entries for linear recurrences with constant coefficients, signature (0,-5,0,-4,0,-1,0,-5,0,-4).

FORMULA

a(n) = -5*a(n-2) - 4*a(n-4) - a(n-6) - 5*a(n-8) - 4*a(n-10) for n > 10. - Colin Barker, May 18 2019

PROG

(PARI) Vec((1+3*x+14*x^2-10*x^3-10*x^4+16*x^5+15*x^6-15*x^7-2*x^8+4*x^9+8*x^10)/((4*x^2+1)*(x^4-x^2+1)*(x^2+1)^2)+O(x^99)) \\ Charles R Greathouse IV, Sep 27 2012

CROSSREFS

Cf. A112523.

Sequence in context: A032681 A293852 A005209 * A005262 A101357 A004255

Adjacent sequences:  A112519 A112520 A112521 * A112523 A112524 A112525

KEYWORD

sign,easy,changed

AUTHOR

Creighton Dement, Sep 09 2005

STATUS

approved

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Last modified May 21 02:48 EDT 2019. Contains 323434 sequences. (Running on oeis4.)