login
A097930
Numbers in base 10 that are palindromic in bases 5 and 6.
22
0, 1, 2, 3, 4, 67, 98, 104, 651, 2293, 3074, 26691, 27741, 704396, 723296, 755846, 883407, 48616624, 295979506, 297379006, 402327541, 198522549056, 204185363456, 240971251611, 246467321391, 303520083621, 330347455102
OFFSET
1,3
COMMENTS
Intersection of A029952 and A029953. - Michel Marcus, Oct 09 2014
LINKS
Giovanni Resta, Table of n, a(n) for n = 1..43 (first 29 terms from Robert G. Wilson v)
EXAMPLE
27741_10 = 1341431_5;
27741_10 = 332233_6.
MATHEMATICA
Do[ p5 = IntegerDigits[n, 5]; If[ FromDigits[ Reverse[ p5]] == FromDigits[p5], p6 = IntegerDigits[n, 6]; If[ FromDigits[ Reverse[p6]] == FromDigits[p6], Print[n]]], {n, 10^8}] (* Robert G. Wilson v, Sep 07 2004 *)
PROG
(PARI) /* Requires reading the util.gp file in the link into the gp session. */
palbase(n, b1, b2) = { for(x=1, n, if(ispal(base(10, b1, x))& ispal(base(10, b2, x)), print1(x", ")) ) }
CROSSREFS
Cf. A029952 (base 5), A029953 (base 6).
Sequence in context: A098811 A169902 A004855 * A012322 A076519 A066776
KEYWORD
base,nonn
AUTHOR
Cino Hilliard, Sep 04 2004
EXTENSIONS
More terms from Robert G. Wilson v, Sep 07 2004
a(19)-a(27) from Donovan Johnson, Apr 23 2010
a(28) from Robert G. Wilson v, Jul 17 2015
STATUS
approved