A105338 a(n) = n*(n+1)/2 mod 512.

0, 1, 3, 6, 10, 15, 21, 28, 36, 45, 55, 66, 78, 91, 105, 120, 136, 153, 171, 190, 210, 231, 253, 276, 300, 325, 351, 378, 406, 435, 465, 496, 16, 49, 83, 118, 154, 191, 229, 268, 308, 349, 391, 434, 478, 11, 57, 104, 152, 201, 251, 302, 354, 407, 461, 4, 60, 117, 175, 234

Offset: 0

Author

Oscar Takeshita, May 01 2005

Keywords

• nonn

Comments

Periodic with period length 1024. - Ray Chandler, Apr 18 2025

Links

• Index entries for linear recurrences with constant coefficients, order 1023.

Crossrefs

See A105198 for further information.

Programs

Mathematica

Mod[#,512]&/@Accumulate[Range[0,60]] (* Harvey P. Dale, Dec 01 2018 *)