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A017366
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a(n) = (10*n+8)^2.
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1
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64, 324, 784, 1444, 2304, 3364, 4624, 6084, 7744, 9604, 11664, 13924, 16384, 19044, 21904, 24964, 28224, 31684, 35344, 39204, 43264, 47524, 51984, 56644, 61504, 66564, 71824, 77284, 82944, 88804
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OFFSET
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0,1
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LINKS
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Vincenzo Librandi, Table of n, a(n) for n = 0..10000
Index entries for linear recurrences with constant coefficients, signature (3,-3,1).
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FORMULA
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a(n) = 4*A016898(n). - Michel Marcus, Aug 26 2015
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MATHEMATICA
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(10 Range[0, 30]+8)^2 (* or *) LinearRecurrence[{3, -3, 1}, {64, 324, 784}, 30] (* Harvey P. Dale, Dec 17 2016 *)
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PROG
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(MAGMA) [(10*n+8)^2: n in [0..40]]; // Vincenzo Librandi, Aug 31 2011
(PARI) a(n) = (10*n+8)^2; \\ Michel Marcus, Aug 26 2015
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CROSSREFS
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Cf. A016898.
Sequence in context: A221686 A211258 A252080 * A186441 A297642 A061102
Adjacent sequences: A017363 A017364 A017365 * A017367 A017368 A017369
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KEYWORD
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nonn,easy
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AUTHOR
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N. J. A. Sloane.
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STATUS
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approved
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