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

 

Logo

Invitation: celebrating 50 years of OEIS, 250000 sequences, and Sloane's 75th, there will be a conference at DIMACS, Rutgers, Oct 9-10 2014.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A114399 Squares in A000695. 2
0, 1, 4, 16, 64, 81, 256, 324, 1024, 1089, 1296, 4096, 4356, 5184, 16384, 16641, 17424, 20736, 65536, 66564, 69696, 82944, 262144, 263169, 266256, 278784, 331776, 1048576, 1052676, 1065024, 1115136, 1327104, 1380625, 4194304 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

Contains the numbers of form 4^k * (2 * (2^m + 1) + 1)^2, k>=0, m>=1, together with 0 and the powers of four. - Ralf Stephan, Apr 09 2014

LINKS

Table of n, a(n) for n=0..33.

Index entries for sequences operating on GF(2)[X]-polynomials

CROSSREFS

a(n) = A000695(A114398(n)) = A000290(A114400(n)). Intersection of A000290 and A000695.

Sequence in context: A061283 A242354 A001264 * A029993 A158988 A027676

Adjacent sequences:  A114396 A114397 A114398 * A114400 A114401 A114402

KEYWORD

nonn

AUTHOR

Antti Karttunen, Feb 07 2006

STATUS

approved

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

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

Last modified July 25 02:50 EDT 2014. Contains 244897 sequences.