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A017474
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a(n) = (11*n + 7)^2.
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12
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49, 324, 841, 1600, 2601, 3844, 5329, 7056, 9025, 11236, 13689, 16384, 19321, 22500, 25921, 29584, 33489, 37636, 42025, 46656, 51529, 56644, 62001, 67600, 73441, 79524, 85849, 92416, 99225, 106276, 113569, 121104, 128881, 136900, 145161, 153664, 162409, 171396, 180625, 190096, 199809
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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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G.f.: (49 +177*x +16*x^2)/(1-x)^3.
E.g.f.: (49 +275*x +121*x^2)*exp(x). (End)
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MAPLE
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MATHEMATICA
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(11 Range[0, 50]+7)^2 (* or *) LinearRecurrence[{3, -3, 1}, {49, 324, 841}, 50] (* Harvey P. Dale, May 19 2019 *)
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PROG
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(Sage) [(11*n+7)^2 for n in (0..50)] # G. C. Greubel, Sep 19 2019
(GAP) List([0..50], n-> (11*n+7)^2); # G. C. Greubel, Sep 19 2019
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CROSSREFS
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Powers of the form (11*n+7)^m: A017473 (m=1), this sequence (m=2), A017475 (m=3), A017476 (m=4), A017477 (m=5), A017478 (m=6), A017479 (m=7), A017480 (m=8), A017481 (m=9), A017482 (m=10), A017483 (m=11), A017484 (m=12).
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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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