A265556 a(n) = smallest base-9 palindrome m >= n such that every base-9 digit of n is <= the corresponding digit of m; m is written in base 10.

0, 1, 2, 3, 4, 5, 6, 7, 8, 10, 10, 20, 30, 40, 50, 60, 70, 80, 20, 20, 20, 30, 40, 50, 60, 70, 80, 30, 30, 30, 30, 40, 50, 60, 70, 80, 40, 40, 40, 40, 40, 50, 60, 70, 80, 50, 50, 50, 50, 50, 50, 60, 70, 80, 60, 60, 60, 60, 60, 60, 60, 70, 80, 70, 70, 70, 70, 70, 70, 70, 70, 80, 80, 80, 80, 80, 80, 80, 80, 80, 80, 82

Offset

0,3

Links

Table of n, a(n) for n=0..81.

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: A340625 A347644 A265572 * A358123 A004728 A376573

Adjacent sequences: A265553 A265554 A265555 * A265557 A265558 A265559

Keyword

nonn,base

Author

N. J. A. Sloane, Dec 10 2015

Status

approved