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A325670
First term of n-th difference sequence of (floor(k*r)), r = sqrt(6), k >= 0.
3
2, 0, 1, -3, 7, -15, 31, -63, 127, -255, 510, -1011, 1968, -3717, 6720, -11439, 17874, -24309, 24309, 0, -92358, 352485, -997569, 2485242, -5754024, 12680955, -26924184, 55410642, -110821283, 215426355, -406270425, 740354804, -1294617072, 2145852303
OFFSET
1,1
LINKS
MATHEMATICA
Table[First[Differences[Table[Floor[Sqrt[6]*n], {n, 0, z}], n]], {n, 0, 50}]
CROSSREFS
KEYWORD
easy,sign
AUTHOR
Clark Kimberling, May 13 2019
STATUS
approved