login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A070526 Value of n-th cyclotomic polynomial at 2^n. 3
1, 5, 73, 257, 1082401, 4033, 4432676798593, 4294967297, 18014398643699713, 1098438933505, 1298708349570020393652962442872833, 281474959933441, 91355004067076339167413824240109498970069278721 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..13.

EXAMPLE

n=5: a(5)=C[5,32]=1+32+1024+32768+1048576=1082401

MATHEMATICA

Table[Cyclotomic[w, 2^w], {w, 1, 15}]

CROSSREFS

Cf. A070518-A070525.

Sequence in context: A319767 A138623 A206280 * A070530 A248046 A059017

Adjacent sequences:  A070523 A070524 A070525 * A070527 A070528 A070529

KEYWORD

easy,nonn

AUTHOR

Labos Elemer, May 02 2002

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified June 6 11:14 EDT 2020. Contains 334827 sequences. (Running on oeis4.)