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coxG[{50, 66, -11}] (* The coxG program is at A169452 *) (* Harvey P. Dale, Aug 11 2017 *)
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<a href="/index/Rec#order_50">Index entries for linear recurrences with constant coefficients</a>, signature (11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, -66).
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_John Cannon (john(AT)maths.usyd.edu.au) _ and N. J. A. Sloane, Dec 03 2009
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About the initial comment, first disagreement is at index 50 and the difference is 78. - Vincenzo Librandi, Dec 08 2012
With[{num = Total[2 t^Range[49]] + t^50 + 1, den = Total[-11 t^Range[49]] + 66t66 t^50 + 1}, CoefficientList[Series[num/den, {t, 0, 20}], t]] (* Vincenzo Librandi, Dec 08 2012 *)
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About the initial comment, first disagreement is at index 50 and the difference is 78. - Vincenzo Librandi, Dec 08 2012
With[{num = Total[2 t^Range[49]] + t^50 + 1, den = Total[-11 t^Range[49]] + 66t^50 + 1}, CoefficientList[Series[num/den, {t, 0, 20}], t]] (* Vincenzo Librandi, Dec 08 2012 *)
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John Cannon (john(AT)maths.usyd.edu.au) and _N. J. A. Sloane (njas(AT)research.att.com), _, Dec 03 2009