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A029963 Palindromic in bases 6 and 10. 39
0, 1, 2, 3, 4, 5, 7, 55, 111, 141, 191, 343, 434, 777, 868, 1441, 7667, 7777, 22022, 39893, 74647, 168861, 808808, 909909, 1867681, 3097903, 4232324, 4265624, 4298924, 4516154, 4565654, 4598954, 4849484, 5100015, 5182815, 5400045 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Robert G. Wilson v, Table of n, a(n) for n = 1..102

P. De Geest, Palindromic numbers beyond base 10

MATHEMATICA

palQ[n_Integer, base_Integer] := Block[{idn = IntegerDigits[n, base]}, idn == Reverse[idn]]; Select[ Range[10^7], palQ[ #, 6] && palQ[ #, 10] &] (* Robert G. Wilson v Sep 30 2004 *)

Select[Range[0, 10^5],

PalindromeQ[#] && # == IntegerReverse[#, 6] &] (* Robert Price, Nov 09 2019 *)

CROSSREFS

Cf. A007632, A007633, A029804, A029961, A029962, A029964, A029965, A029966, A029967, A029968, A029969, A029970.

Sequence in context: A028980 A183108 A096841 * A259389 A277217 A259384

Adjacent sequences:  A029960 A029961 A029962 * A029964 A029965 A029966

KEYWORD

nonn,base

AUTHOR

Patrick De Geest

STATUS

approved

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Last modified October 24 04:47 EDT 2020. Contains 337975 sequences. (Running on oeis4.)