A325846 First term of n-th difference sequence of round((k*Pi)), k >= 0.

3, 0, 0, 1, -4, 10, -20, 35, -56, 84, -119, 154, -154, 0, 637, -2548, 7448, -18767, 42924, -91238, 182476, -345401, 618772, -1041348, 1613129, -2184910, 2184910, 0, -8333871, 31750824, -89125120, 218205281, -490697172, 1035680954, -2071361908, 3936821259

Offset

1,1

Links

Clark Kimberling, Table of n, a(n) for n = 1..200

Mathematica

Table[First[Differences[Table[Round[Pi*n], {n, 0, 50}], n]], {n, 1, 50}]

Crossrefs

Cf. A325664.

Sequence in context: A300725 A035630 A126723 * A325735 A235794 A349911

Adjacent sequences: A325843 A325844 A325845 * A325847 A325848 A325849

Keyword

easy,sign

Author

Clark Kimberling, Jun 09 2019

Status

approved