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A166466 Trisection a(n) = A000265(3n). 0
3, 3, 9, 3, 15, 9, 21, 3, 27, 15, 33, 9, 39, 21, 45, 3, 51, 27, 57, 15, 63, 33, 69, 9, 75, 39, 81, 21, 87, 45, 93, 3, 99, 51, 105, 27, 111, 57, 117, 15, 123, 63, 129, 33, 135, 69, 141, 9, 147, 75, 153, 39, 159, 81, 165, 21, 171, 87, 177, 45, 183, 93, 189, 3, 195, 99, 201, 51 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The other trisections are A067745 and A075677.

LINKS

Table of n, a(n) for n=1..68.

FORMULA

A000265(A007283(n)) = 3. a(A007283(n)) = 9.

a(n) = 3*A000265(n).

MAPLE

A166468 := proc(n) A000265(3*n) ; end: seq(A166468(n), n=1..80) ; # R. J. Mathar, Oct 21 2009

CROSSREFS

Sequence in context: A217883 A036553 A339318 * A068219 A337461 A157031

Adjacent sequences:  A166463 A166464 A166465 * A166467 A166468 A166469

KEYWORD

nonn,easy

AUTHOR

Paul Curtz, Oct 14 2009

EXTENSIONS

Comments turned into formulas by R. J. Mathar, Oct 21 2009

STATUS

approved

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Last modified May 7 10:18 EDT 2021. Contains 343650 sequences. (Running on oeis4.)