A086862 Differences between successive palindromes.

1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 11, 11, 11, 11, 11, 11, 11, 11, 2, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 10, 10, 10, 10, 10

Offset

1,10

Links

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

Formula

a(n) = A002113(n+1) - A002113(n). - Michel Marcus, Jun 30 2014

Example

The first 10 palindromes are 0, 1, ..., 9 yielding 9 ones for the first terms of this sequence.

Mathematica

Differences[Select[Range[0, 1000], PalindromeQ]] (* Harvey P. Dale, Oct 04 2023 *)

Prog

(Haskell)
a086862 n = a086862_list !! (n-1)
a086862_list = zipWith (-) (tail a002113_list) a002113_list
-- Reinhard Zumkeller, Jul 30 2015

Crossrefs

Cf. A002113.

Sequence in context: A153650 A338049 A256665 * A345392 A027828 A106371

Adjacent sequences: A086859 A086860 A086861 * A086863 A086864 A086865

Keyword

nonn,base

Author

Karl Goiser (kggoiser(AT)utas.edu.au), Aug 20 2003

Extensions

One additional 1 prepended by Michel Marcus, Jun 30 2014

Status

approved