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A060879 Intrinsic 9-palindromes: n is an intrinsic k-palindrome if it is a k-digit palindrome in some base. 12
257, 273, 297, 313, 325, 341, 365, 381, 387, 403, 427, 443, 455, 471, 495, 511, 6562, 6643, 6724, 6832, 6913, 6994, 7102, 7183, 7264, 7300, 7381, 7462, 7570, 7651, 7732, 7840, 7921, 8002, 8038, 8119, 8200, 8308, 8389, 8470, 8578, 8659 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
All numbers are intrinsic 1- and (for n>2) 2-palindromes, almost all numbers are intrinsic 3-palindromes and very few numbers are intrinsic k-palindromes for k >= 4. - Franklin T. Adams-Watters, Jul 29 2011
LINKS
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
Sequence in context: A139653 A273551 A288411 * A062382 A289560 A256776
KEYWORD
nonn,base
AUTHOR
Harvey P. Dale, May 05 2001
STATUS
approved

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Last modified May 23 02:40 EDT 2024. Contains 372758 sequences. (Running on oeis4.)