A167727 Cubes that becomes a prime number when prefixed with a 3.

1, 343, 4913, 226981, 389017, 456533, 571787, 912673, 1295029, 2352637, 5177717, 5735339, 7645373, 9129329, 10218313, 11089567, 19902511

Offset

1,2

Comments

Subsequence of cubes of A032666. - Michel Marcus, Jun 22 2016

Links

G. C. Greubel, Table of n, a(n) for n = 1..10000

Mathematica

a441 = Select[Range[1, 5000, 2]^3, PrimeQ[FromDigits[Join[{3}, IntegerDigits[#]]]] &] (* G. C. Greubel, Jun 21 2016 *)

Crossrefs

Cf. A032666.

Sequence in context: A017151 A017247 A017355 * A017475 A017607 A277636

Adjacent sequences: A167724 A167725 A167726 * A167728 A167729 A167730

Keyword

base,nonn

Author

Claudio Meller, Nov 10 2009

Status

approved