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A029958 Numbers that are palindromic in base 13. 4
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 28, 42, 56, 70, 84, 98, 112, 126, 140, 154, 168, 170, 183, 196, 209, 222, 235, 248, 261, 274, 287, 300, 313, 326, 340, 353, 366, 379, 392, 405, 418, 431, 444, 457, 470, 483, 496, 510, 523, 536, 549, 562 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

John Cerkan, Table of n, a(n) for n = 1..10000

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, 13], AppendTo[lst, n]], {n, 7!}]; lst (* Vladimir Joseph Stephan Orlovsky, Jul 08 2009 *)

PROG

(PARI) isok(n) = my(d=digits(n, 13)); d == Vecrev(d); \\ Michel Marcus, May 13 2017

CROSSREFS

Sequence in context: A044824 A048310 A043716 * A048324 A048337 A003964

Adjacent sequences:  A029955 A029956 A029957 * A029959 A029960 A029961

KEYWORD

nonn,base

AUTHOR

Patrick De Geest

STATUS

approved

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Last modified August 18 20:11 EDT 2017. Contains 290762 sequences.