A265529 - OEIS

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A265529

Largest base-3 palindrome m <= n, written in base 10.

0

0, 1, 2, 2, 4, 4, 4, 4, 8, 8, 10, 10, 10, 13, 13, 13, 16, 16, 16, 16, 20, 20, 20, 23, 23, 23, 26, 26, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 52, 52, 52, 52, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 56, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 68, 80, 80

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,3

LINKS

Table of n, a(n) for n=0..81.

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: A292942 A039593 A327649 * A292597 A101656 A090557

Adjacent sequences: A265526 A265527 A265528 * A265530 A265531 A265532

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, Dec 09 2015

STATUS

approved