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A109595 n^3 followed by n^2 followed by n. 0
1, 1, 1, 8, 4, 2, 27, 9, 3, 64, 16, 4, 125, 25, 5, 216, 36, 6, 343, 49, 7, 512, 64, 8, 729, 81, 9, 1000, 100, 10, 1331, 121, 11, 1728, 144, 12, 2197, 169, 13, 2744, 196, 14, 3375, 225, 15, 4096, 256, 16, 4913, 289, 17, 5832, 324, 18, 6859, 361, 19, 8000, 400, 20 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..60.

Index entries for linear recurrences with constant coefficients, signature (0, 0, 4, 0, 0, -6, 0, 0, 4, 0, 0, -1).

FORMULA

a(n) = floor((n+2)/3)^((-3*(n mod 3)^2+7*(n mod 3)+2)/2). - Luce ETIENNE, Mar 01 2018

MATHEMATICA

Flatten[Table[{n^3, n^2, n}, {n, 20}]] (* or *) LinearRecurrence[{0, 0, 4, 0, 0, -6, 0, 0, 4, 0, 0, -1}, {1, 1, 1, 8, 4, 2, 27, 9, 3, 64, 16, 4}, 60] (* Harvey P. Dale, Aug 22 2014 *)

CROSSREFS

Cf. A000463.

Cf. A010872.

Sequence in context: A173670 A337170 A050135 * A256782 A071832 A327121

Adjacent sequences:  A109592 A109593 A109594 * A109596 A109597 A109598

KEYWORD

nonn

AUTHOR

Mohammad K. Azarian, Aug 30 2005

STATUS

approved

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Last modified May 8 15:54 EDT 2021. Contains 343666 sequences. (Running on oeis4.)