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A282462 Integers but with the primes cubed. 1
0, 1, 8, 27, 4, 125, 6, 343, 8, 9, 10, 1331, 12, 2197, 14, 15, 16, 4913, 18, 6859, 20, 21, 22, 12167, 24, 25, 26, 27, 28, 24389, 30, 29791, 32, 33, 34, 35, 36, 50653, 38, 39, 40, 68921, 42, 79507, 44, 45, 46, 103823, 48, 49, 50, 51, 52, 148877, 54, 55, 56 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..2000

EXAMPLE

a(4) = 4 because 4 is composite.

a(5) = 125 because 5 is prime and 5^3 = 125.

MATHEMATICA

Join[{0}, If[PrimeQ@#, #^3, #]&/@Range@80]

PROG

(MAGMA) [0] cat [IsPrime(n) select n^3 else n: n in [1..60]];

CROSSREFS

Cf. A061397, A103164, A143545.

Sequence in context: A257853 A070492 A070711 * A056555 A070491 A070490

Adjacent sequences:  A282459 A282460 A282461 * A282463 A282464 A282465

KEYWORD

nonn,easy

AUTHOR

Vincenzo Librandi, Feb 17 2017

STATUS

approved

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Last modified May 27 03:03 EDT 2020. Contains 334647 sequences. (Running on oeis4.)