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A265530 Largest base-3 palindrome m <= n, written in base 3. 0
0, 1, 2, 2, 11, 11, 11, 11, 22, 22, 101, 101, 101, 111, 111, 111, 121, 121, 121, 121, 202, 202, 202, 212, 212, 212, 222, 222, 1001, 1001, 1001, 1001, 1001, 1001, 1001, 1001, 1001, 1001, 1001, 1001, 1111, 1111, 1111, 1111, 1111, 1111, 1111, 1111, 1111, 1111, 1111, 1111, 1221, 1221, 1221, 1221, 2002, 2002, 2002, 2002 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..59.

CROSSREFS

Sequences related to palindromic floor and ceiling: A175298, A206913, A206914, A261423, A262038, and the large block of consecutive sequences beginning at A265509.

Sequence in context: A222878 A090525 A328455 * A309477 A126806 A279197

Adjacent sequences:  A265527 A265528 A265529 * A265531 A265532 A265533

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, Dec 09 2015

STATUS

approved

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Last modified May 24 17:23 EDT 2022. Contains 354042 sequences. (Running on oeis4.)