%I #5 Sep 01 2017 17:45:59
%S 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,
%T 31,26,22,19,17,16,16,17,19,22,26,31,5,12,20,29,7,18,30,11,25,8,24,9,
%U 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
%N a(n) = n*(n+1)/2 mod 32.
%t Mod[Accumulate[Range[0,80]],32] (* _Harvey P. Dale_, Sep 01 2017 *)
%Y See A105198 for further information.
%K nonn
%O 0,3
%A _Oscar Takeshita_, May 01 2005
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