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A146081
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First differences of A145980.
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2
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110, 184, 258, 332, 406, 480, 554, 628, 702, 776, 850, 924, 998, 1072, 1146, 1220, 1294, 1368, 1442, 1516, 1590, 1664, 1738, 1812, 1886, 1960, 2034, 2108, 2182, 2256, 2330, 2404, 2478, 2552, 2626, 2700, 2774, 2848, 2922, 2996, 3070, 3144, 3218, 3292
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listen;
history;
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internal format)
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OFFSET
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0,1
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LINKS
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FORMULA
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a(n) = 2*a(n-1)-a(n-2).
G.f.: 2(55-18x)/(1-x)^2. (End)
a(n) = 74*n + 110.
E.g.f.: (74*x + 110)*exp(x). (End)
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MATHEMATICA
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LinearRecurrence[{2, -1}, {110, 184}, 100] (* G. C. Greubel, Jan 29 2016 *)
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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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EXTENSIONS
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STATUS
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approved
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