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A017318
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a(n) = (10*n + 4)^2.
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2
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16, 196, 576, 1156, 1936, 2916, 4096, 5476, 7056, 8836, 10816, 12996, 15376, 17956, 20736, 23716, 26896, 30276, 33856, 37636, 41616, 45796, 50176, 54756, 59536, 64516, 69696, 75076, 80656, 86436
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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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MATHEMATICA
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(10Range[0, 30]+4)^2 (* or *) LinearRecurrence[{3, -3, 1}, {16, 196, 576}, 30] (* Harvey P. Dale, May 03 2018 *)
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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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