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A017340
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a(n) = (10*n + 5)^12.
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1
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244140625, 129746337890625, 59604644775390625, 3379220508056640625, 68952523554931640625, 766217865410400390625, 5688009063105712890625, 31676352024078369140625, 142241757136172119140625, 540360087662636962890625, 1795856326022129150390625, 5350250105473711181640625
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OFFSET
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0,1
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LINKS
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Index entries for linear recurrences with constant coefficients, signature (13,-78,286,-715,1287,-1716,1716,-1287,715,-286,78,-13,1).
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FORMULA
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G.f.: -244140625*(x^12 + 531428*x^11 + 237231970*x^10 + 10708911188*x^9 + 121383780207*x^8 + 477020564424*x^7 + 743288515164*x^6 + 477020564424*x^5 + 121383780207*x^4 + 10708911188*x^3 + 237231970*x^2 + 531428*x + 1)/(x-1)^13. - Colin Barker, Nov 14 2012
Sum_{n>=0} 1/a(n) = 691*Pi^12/155925000000000000. (End)
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MATHEMATICA
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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