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A165252
Triangle read by rows: Frequency with which the values of cos(2*Pi/k) mod j, listed in A164823, occur for each j >= 1, taken over k = 1..j-1.
6
0, 0, 1, 0, 2, 1, 0, 3, 0, 1, 0, 4, 1, 0, 2, 0, 5, 2, 1, 2, 2, 0, 6, 0, 2, 1, 0, 3, 0, 7, 1, 3, 1, 3, 1, 3, 0, 8, 1, 2, 2, 1, 2, 2, 4, 0, 9, 1, 1, 4, 2, 4, 3, 1, 4, 0, 10, 1, 0, 1, 3, 1, 2, 0, 2, 5
OFFSET
1,5
COMMENTS
The triangle of numbers is:
..j....Frequency of values over k
.......0..1..2..3..4..5..6..7..8..9..10
..1....0
..2....0..1
..3....0..2..1
..4....0..3..0..1
..5....0..4..1..0..2
..6....0..5..2..1..2..2
..7....0..6..0..2..1..0..3
..8....0..7..1..3..1..3..1..3
..9....0..8..1..2..2..1..2..2..4
.10....0..9..1..1..4..2..4..3..1..4
.11....0.10..1..0..1..3..1..2..0..2..5
PROG
(Other) The FORTRAN program used to generate this sequence is too complex to be listed here.
CROSSREFS
KEYWORD
nonn,tabl
AUTHOR
STATUS
approved