A086111 Numerator of the mean deviation of a discrete uniform distribution on n elements.

0, 1, 2, 1, 6, 3, 12, 2, 20, 5, 30, 3, 42, 7, 56, 4, 72, 9, 90, 5, 110, 11, 132, 6, 156, 13, 182, 7, 210, 15, 240, 8, 272, 17, 306, 9, 342, 19, 380, 10, 420, 21, 462, 11, 506, 23, 552, 12, 600, 25, 650, 13, 702, 27, 756, 14, 812, 29, 870, 15, 930, 31, 992, 16, 1056

Offset

1,3

Comments

0, 1/2, 2/3, 1, 6/5, 3/2, 12/7, ...

Links

Table of n, a(n) for n=1..65.

Eric Weisstein's World of Mathematics, Uniform Distribution

Mathematica

Numerator[Table[If[OddQ[n], (n^2-1)/(4n), n/4], {n, 100}]]

Crossrefs

Cf. A086112.

Sequence in context: A026191 A338206 A050137 * A262603 A131174 A291539

Adjacent sequences: A086108 A086109 A086110 * A086112 A086113 A086114

Keyword

nonn,easy,frac

Author

Eric W. Weisstein, Jul 10 2003

Status

approved