A017618 (12n+8)^2.

64, 400, 1024, 1936, 3136, 4624, 6400, 8464, 10816, 13456, 16384, 19600, 23104, 26896, 30976, 35344, 40000, 44944, 50176, 55696, 61504, 67600, 73984, 80656, 87616, 94864, 102400, 110224, 118336

Offset

0,1

Links

Table of n, a(n) for n=0..28.

Index entries for linear recurrences with constant coefficients, signature (3,-3,1).

Mathematica

(12*Range[0, 30]+8)^2 (* or *) LinearRecurrence[{3, -3, 1}, {64, 400, 1024}, 30] (* Harvey P. Dale, Jun 30 2020 *)

Prog

(PARI) a(n)=(12*n+8)^2 \\ Charles R Greathouse IV, Jun 17 2017

Crossrefs

Sequence in context: A220976 A249984 A221598 * A343724 A231841 A184773

Adjacent sequences: A017615 A017616 A017617 * A017619 A017620 A017621

Keyword

nonn,easy

Author

N. J. A. Sloane.

Status

approved