A265517 a(n) = largest base-6 palindrome m <= n such that every base-6 digit of m is <= the corresponding digit of n; m is written in base 10.

0, 1, 2, 3, 4, 5, 0, 7, 7, 7, 7, 7, 0, 7, 14, 14, 14, 14, 0, 7, 14, 21, 21, 21, 0, 7, 14, 21, 28, 28, 0, 7, 14, 21, 28, 35, 0, 37, 37, 37, 37, 37, 0, 43, 43, 43, 43, 43, 0, 49, 49, 49, 49, 49, 0, 55, 55, 55, 55, 55, 0, 61, 61, 61, 61, 61, 0, 67, 67, 67, 67, 67, 0, 37, 74, 74, 74, 74, 0, 43, 80, 80, 80, 80, 0, 49, 86

Offset

0,3

Links

Table of n, a(n) for n=0..86.

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: A365430 A224892 A351233 * A063972 A063973 A126441

Adjacent sequences: A265514 A265515 A265516 * A265518 A265519 A265520

Keyword

nonn,base

Author

N. J. A. Sloane, Dec 09 2015

Status

approved