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A265538
Largest base-7 palindrome m <= n, written in base 7.
0
0, 1, 2, 3, 4, 5, 6, 6, 11, 11, 11, 11, 11, 11, 11, 11, 22, 22, 22, 22, 22, 22, 22, 22, 33, 33, 33, 33, 33, 33, 33, 33, 44, 44, 44, 44, 44, 44, 44, 44, 55, 55, 55, 55, 55, 55, 55, 55, 66, 66, 101, 101, 101, 101, 101, 101, 101, 111, 111, 111, 111, 111, 111, 111, 121, 121, 121, 121, 121, 121, 121, 131, 131, 131, 131
OFFSET
0,3
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: A017856 A087412 A024684 * A037850 A037886 A031045
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Dec 09 2015
STATUS
approved