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A060878 Intrinsic 8-palindromes: n is an intrinsic k-palindrome if it is a k-digit palindrome in some base. 6
129, 153, 165, 189, 195, 219, 231, 255, 2188, 2296, 2404, 2440, 2548, 2656, 2692, 2800, 2908, 2920, 3028, 3136, 3172, 3280, 3388, 3424, 3532, 3640, 3652, 3760, 3868, 3904, 4012, 4120, 4156, 4264, 4372, 4376, 4484, 4592, 4628, 4736, 4844 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

All numbers are intrinsic 1- and 2-palindromes, almost all numbers are intrinsic 3-palindromes and very few numbers are intrinsic k-palindromes for k >= 4.

LINKS

Peter Kagey, Table of n, a(n) for n = 1..10000

A. J. Di Scala and M. Sombra, Intrinsic Palindromic Numbers, arXiv:math/0105022 [math.GM], 2001.

A. J. Di Scala and M. Sombra, Intrinsic Palindromes, Fib. Quart. 42, no. 1, Feb. 2004, pp. 76-81.

CROSSREFS

Cf. A060873, A060874, A060875, A060876, A060877, A060879, A060947, A060948, A060949.

Sequence in context: A025332 A025324 A230092 * A127337 A185347 A034072

Adjacent sequences:  A060875 A060876 A060877 * A060879 A060880 A060881

KEYWORD

nonn,base

AUTHOR

Harvey P. Dale, May 05 2001

STATUS

approved

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Last modified March 19 03:59 EDT 2019. Contains 321311 sequences. (Running on oeis4.)