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A265550
a(n) = smallest base-6 palindrome m >= n such that every base-6 digit of n is <= the corresponding digit of m; m is written in base 10.
0
0, 1, 2, 3, 4, 5, 7, 7, 14, 21, 28, 35, 14, 14, 14, 21, 28, 35, 21, 21, 21, 21, 28, 35, 28, 28, 28, 28, 28, 35, 35, 35, 35, 35, 35, 35, 37, 37, 74, 111, 148, 185, 43, 43, 80, 117, 154, 191, 49, 49, 86, 123, 160, 197, 55, 55, 92, 129, 166, 203, 61, 61, 98, 135, 172, 209, 67, 67, 104, 141, 178, 215, 74, 74, 74, 111, 148
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: A022473 A214921 A265566 * A371470 A306012 A082352
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Dec 10 2015
STATUS
approved