A105336 a(n) = n*(n+1)/2 mod 128.

0, 1, 3, 6, 10, 15, 21, 28, 36, 45, 55, 66, 78, 91, 105, 120, 8, 25, 43, 62, 82, 103, 125, 20, 44, 69, 95, 122, 22, 51, 81, 112, 16, 49, 83, 118, 26, 63, 101, 12, 52, 93, 7, 50, 94, 11, 57, 104, 24, 73, 123, 46, 98, 23, 77, 4, 60, 117, 47, 106, 38, 99, 33, 96, 32, 97, 35, 102, 42

Offset

0,3

Links

Table of n, a(n) for n=0..68.

Mathematica

Mod[Accumulate[Range[0, 70]], 128] (* Harvey P. Dale, Oct 16 2013 *)

Crossrefs

See A105198 for further information.

Sequence in context: A033444 A061791 A268291 * A130910 A105337 A105338

Adjacent sequences: A105333 A105334 A105335 * A105337 A105338 A105339

Keyword

nonn

Author

Oscar Takeshita, May 01 2005

Status

approved