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A265553
a(n) = smallest base-7 palindrome m >= n such that every base-7 digit of n is <= the corresponding digit of m; m is written in base 7.
0
0, 1, 2, 3, 4, 5, 6, 11, 11, 22, 33, 44, 55, 66, 22, 22, 22, 33, 44, 55, 66, 33, 33, 33, 33, 44, 55, 66, 44, 44, 44, 44, 44, 55, 66, 55, 55, 55, 55, 55, 55, 66, 66, 66, 66, 66, 66, 66, 66, 101, 101, 202, 303, 404, 505, 606, 111, 111, 212, 313, 414, 515, 616, 121, 121, 222, 323, 424, 525, 626, 131, 131, 232, 333, 434
(list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
Table of n, a(n) for n=0..74.
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: A266402 A266404 A265569 * A057436 A108376 A108392
Adjacent sequences: A265550 A265551 A265552 * A265554 A265555 A265556
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Dec 10 2015
STATUS
approved

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Last modified November 7 19:25 EST 2024. Contains 377536 sequences.
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