A265530 Largest base-3 palindrome m <= n, written in base 3.

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

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