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 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 (list; graph; refs; listen; history; text; internal format)
 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) Cino Hilliard, util.gp PARI Functions not in the PARI Library. [broken link] Cino Hilliard, Pari Utilities (cached) 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 Adjacent sequences:  A097927 A097928 A097929 * A097931 A097932 A097933 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

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Last modified March 19 11:10 EDT 2019. Contains 321329 sequences. (Running on oeis4.)