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A029957 Numbers that are palindromic in base 12. 4
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143, 145, 157, 169, 181, 193, 205, 217, 229, 241, 253, 265, 277, 290, 302, 314, 326, 338, 350, 362, 374, 386, 398, 410, 422, 435, 447, 459, 471, 483, 495, 507, 519, 531 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..56.

P. De Geest, Palindromic numbers beyond base 10

MATHEMATICA

f[n_, b_]:=Module[{i=IntegerDigits[n, b]}, i==Reverse[i]]; lst={}; Do[If[f[n, 12], AppendTo[lst, n]], {n, 7!}]; lst (* Vladimir Joseph Stephan Orlovsky, Jul 08 2009 *)

CROSSREFS

Cf. A029958 - A029960 (in bases 13..15).

Sequence in context: A044823 A048309 A043715 * A048323 A048336 A230776

Adjacent sequences:  A029954 A029955 A029956 * A029958 A029959 A029960

KEYWORD

nonn,base

AUTHOR

Patrick De Geest

STATUS

approved

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Last modified April 28 23:30 EDT 2017. Contains 285604 sequences.