The On-Line Encyclopedia of Integer Sequences (OEIS)

The OEIS is supported by the many generous donors to the OEIS Foundation.

Revision History for A014939

(Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A014939

Inverse of 930th cyclotomic polynomial.
(history; published version)

#21 by Ray Chandler at Fri Apr 07 10:27:17 EDT 2017

STATUS

editing

approved

#20 by Ray Chandler at Fri Apr 07 10:27:15 EDT 2017

COMMENTS

Periodic with period length 930. - Ray Chandler, Apr 07 2017

LINKS

<a href="/index/Rec#order_240">Index entries for linear recurrences with constant coefficients</a>, order 240.

<a href="/index/Pol#poly_cyclo_inv">Index to sequences related to inverse of cyclotomic polynomials</a>

STATUS

approved

editing

#19 by Ray Chandler at Tue Apr 04 21:21:27 EDT 2017

STATUS

editing

approved

#18 by Ray Chandler at Tue Apr 04 21:21:24 EDT 2017

LINKS

Ray Chandler, <a href="/A014939/b014939.txt">Table of n, a(n) for n = 0..1000</a>

STATUS

approved

editing

#17 by T. D. Noe at Fri Nov 01 14:37:23 EDT 2013

STATUS

editing

approved

#16 by T. D. Noe at Fri Nov 01 14:37:05 EDT 2013

MATHEMATICA

Join[CoefficientList[Series[1/Cyclotomic[930, x], {x, 0, 80155}], x], {0, 0, 0, 0, 0, 0, 0, 0, 0, 0}] (* Harvey P. Dale, Nov 01 2013 *)

STATUS

reviewed

editing

#15 by Harvey P. Dale at Fri Nov 01 11:23:33 EDT 2013

STATUS

proposed

reviewed

Discussion

Fri Nov 01

14:27

Charles R Greathouse IV: That is odd, especially since there are nonzero terms after that -- the sequence is periodic, if I understand correctly, with a(n) = a(n - 930).

#14 by Harvey P. Dale at Fri Nov 01 11:23:13 EDT 2013

STATUS

editing

proposed

#13 by Harvey P. Dale at Fri Nov 01 11:23:04 EDT 2013

STATUS

proposed

editing

#12 by Joerg Arndt at Fri Nov 01 11:20:27 EDT 2013

STATUS

editing

proposed

Discussion

Fri Nov 01

11:23

Harvey P. Dale: Yes, Mma will not directly generate more than 71 terms of the sequence (unless I'm missing something in the programming options).