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Search: id:A090717
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A090717 Primes which are also prime if their base 64 representation is interpreted as a base 10 number. +0
1
2, 3, 5, 7, 67, 71, 73, 131, 137, 193, 199, 257, 263, 449, 457, 521, 4099, 4231, 4289, 4297, 4423, 4483, 4547, 4673, 4679, 8329, 8387, 8513, 8641, 8647, 8707, 12487, 12553, 12611, 12739, 12809, 16649, 16903, 20483, 20611, 20743, 20807, 20873 (list; graph; listen)
OFFSET

1,1

EXAMPLE

67 is prime; in base 64 it is written "13" and the base 10 number 13 is also prime.

CROSSREFS

Sequence in context: A120804 A118842 A048402 this_sequence A090715 A029976 A074310

Adjacent sequences: A090714 A090715 A090716 this_sequence A090718 A090719 A090720

KEYWORD

base,nonn

AUTHOR

Cino Hilliard (hillcino368(AT)gmail.com), Jan 18 2004

EXTENSIONS

Edited by Jens Kruse Andersen (jens.k.a(AT)get2net.dk), May 04 2008

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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