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A015596
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a(n) = 11 a(n-1) + 4 a(n-2).
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1
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0, 1, 11, 125, 1419, 16109, 182875, 2076061, 23568171, 267554125, 3037368059, 34481265149, 391443388875, 4443802338221, 50447599275931, 572698801388125, 6501477212373099, 73807044541656589, 837883398807714875, 9511945565051489981
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OFFSET
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0,3
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LINKS
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FORMULA
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MATHEMATICA
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PROG
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(Sage) [lucas_number1(n, 11, -4) for n in range(0, 18)]# [Zerinvary Lajos, Apr 27 2009]
(Magma) [n le 2 select n-1 else 11*Self(n-1) + 4*Self(n-2): n in [1..30]]; // Vincenzo Librandi, Nov 22 2012
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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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