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A084093 Prime power decimal palindromes that are not prime. 2
1, 4, 8, 9, 121, 343, 1331, 10201, 14641, 94249, 1030301, 104060401, 900075181570009, 10022212521222001, 12124434743442121, 12323244744232321, 12341234943214321, 1022321210249420121232201, 1210024420147410244200121 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

COMMENTS

A084092 without A002385.

LINKS

Donovan Johnson, Table of n, a(n) for n = 1..27 (terms < 10^30)

Eric Weisstein's World of Mathematics, Prime Power.

Eric Weisstein's World of Mathematics, Palindromatic Prime.

EXAMPLE

a(9)=14641=11^4; a(10)=94249=307^2=A000040(63)^2;

a(11)=1030301=101^3=A000040(26)^3.

CROSSREFS

Sequence in context: A046450 A077271 A072037 * A076703 A141220 A108806

Adjacent sequences:  A084090 A084091 A084092 * A084094 A084095 A084096

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), May 11 2003

EXTENSIONS

a(13)-a(17) from Donovan Johnson (donovan.johnson(AT)yahoo.com), Feb 22 2008

Missing term 104060401 added by Donovan Johnson (donovan.johnson(AT)yahoo.com), Jul 02 2011

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Last modified February 17 04:58 EST 2012. Contains 205985 sequences.