login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A076699 T(n,k)=Table of coefficients of x^k in cyclotomic(n,x). 1
1, -1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, -1, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, -1, 1, -1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, -1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, -1, 1, -1, 1, -1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1 (list; table; graph; refs; listen; history; internal format)
OFFSET

0,1

EXAMPLE

Table is {1}, {-1, 1}, {1, 1, 0}, {1, 1, 1, 0} because the cyclotomic polynomials for n=0..3 are 1, -1 + x, 1 + x, 1 + x + x^2

MATHEMATICA

Table[Drop[CoefficientList[x^(n+1)+Cyclotomic[n, x], x], -1], {n, 0, 7}]

CROSSREFS

Row sums, apart from initial 1, equal A020500

Sequence in context: A144473 A011750 A010055 * A142720 A091862 A167020

Adjacent sequences:  A076696 A076697 A076698 * A076700 A076701 A076702

KEYWORD

easy,sign,tabl

AUTHOR

Wouter Meeussen (wouter.meeussen(AT)pandora.be), Oct 26 2002

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 15 19:15 EST 2012. Contains 205852 sequences.