A160928 a(n) = n - reversal(n-1).

1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 10, 1, -8, -17, -26, -35, -44, -53, -62, -71, 19, 10, 1, -8, -17, -26, -35, -44, -53, -62, 28, 19, 10, 1, -8, -17, -26, -35, -44, -53, 37, 28, 19, 10, 1, -8, -17, -26, -35, -44, 46, 37, 28, 19, 10, 1, -8, -17, -26, -35, 55, 46, 37, 28, 19, 10, 1, -8

Offset

1,11

Comments

a(8)=8-R(7)=8-7=1; a(15)=15-R(14)=15-41=-26; a(26)=26-R(25)=26-52=-26

Links

Harvey P. Dale, Table of n, a(n) for n = 1..1000

Mathematica

Table[n-IntegerReverse[n-1], {n, 70}] (* Harvey P. Dale, Dec 25 2025 *)

Crossrefs

Sequence in context: A113513 A092030 A014538 * A105162 A010184 A107830

Adjacent sequences: A160925 A160926 A160927 * A160929 A160930 A160931

Keyword

base,sign

Author

Claudio Meller, May 30 2009

Status

approved