A325843 First term of n-th difference sequence of (round(k*sqrt(6))), k >= 0.

2, 1, -2, 4, -8, 16, -32, 64, -128, 255, -501, 957, -1749, 3003, -4719, 6435, -6435, 0, 24310, -92378, 260337, -646624, 1496528, -3311286, 7104031, -14901029, 30706533, -62317541, 124635082, -245471370, 475204904, -901635868, 1670044431, -3003269522

Offset

1,1

Links

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

Mathematica

Table[First[Differences[Table[Round[Sqrt[6]*n], {n, 0, 50}], n]], {n, 1, 50}]

Crossrefs

Cf. A325664.

Sequence in context: A325844 A049903 A325665 * A024739 A359689 A024959

Adjacent sequences: A325840 A325841 A325842 * A325844 A325845 A325846

Keyword

easy,sign

Author

Clark Kimberling, Jun 09 2019

Status

approved