A194343 Triangular array: g(n,k)=number of fractional parts (i*r) in interval [(k-1)/n, k/n], for 1<=i<=n^2, 1<=k<=n, r=3-e.

1, 2, 2, 3, 3, 3, 3, 4, 5, 4, 5, 5, 5, 5, 5, 6, 7, 5, 7, 5, 6, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 10, 9, 9, 9, 9, 10, 8, 10, 11, 10, 10, 9, 10, 11, 9, 10, 10, 11, 11, 12, 10, 12, 10, 12, 10, 11, 11, 11, 12, 12, 12, 13, 12, 12, 13, 12, 11, 12, 12, 11, 14, 12, 14

Offset

1,2

Comments

See A194285.

Links

Table of n, a(n) for n=1..81.

Example

First eight rows:
1
2..2
3..3..3
3..4..5..4
5..5..5..5..5
6..7..5..7..5..6
7..7..7..7..7..7..7
8..8..8..8..8..8..8..8

Mathematica

r = 3-E;
f[n_, k_, i_] := If[(k - 1)/n <= FractionalPart[i*r] < k/n, 1, 0]
g[n_, k_] := Sum[f[n, k, i], {i, 1, n^2}]
TableForm[Table[g[n, k], {n, 1, 14}, {k, 1, n}]]
Flatten[%]    (* A194343 *)

Crossrefs

Cf. A194343.

Sequence in context: A055656 A078571 A362970 * A071860 A358472 A004788

Adjacent sequences: A194340 A194341 A194342 * A194344 A194345 A194346

Keyword

nonn,tabl

Author

Clark Kimberling, Aug 22 2011

Status

approved