login
A105334
a(n) = n*(n+1)/2 mod 32.
0
0, 1, 3, 6, 10, 15, 21, 28, 4, 13, 23, 2, 14, 27, 9, 24, 8, 25, 11, 30, 18, 7, 29, 20, 12, 5, 31, 26, 22, 19, 17, 16, 16, 17, 19, 22, 26, 31, 5, 12, 20, 29, 7, 18, 30, 11, 25, 8, 24, 9, 27, 14, 2, 23, 13, 4, 28, 21, 15, 10, 6, 3, 1, 0, 0, 1, 3, 6, 10, 15, 21, 28, 4, 13, 23, 2, 14, 27, 9, 24
OFFSET
0,3
MATHEMATICA
Mod[Accumulate[Range[0, 80]], 32] (* Harvey P. Dale, Sep 01 2017 *)
CROSSREFS
See A105198 for further information.
Sequence in context: A061786 A171971 A184009 * A249736 A371473 A130486
KEYWORD
nonn
AUTHOR
Oscar Takeshita, May 01 2005
STATUS
approved