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!)
A164343 A positive integer is included if it is a square that contains the same number of 0's as 1's when represented in binary. 3
9, 49, 169, 225, 625, 841, 961, 2916, 3249, 3721, 3969, 10609, 12100, 12769, 13924, 14641, 15625, 16129, 39601, 41209, 42849, 44944, 45369, 45796, 47524, 52900, 56644, 58081, 60516, 62001, 64009, 65025, 151321, 154449, 155236, 156025, 161604 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

MATHEMATICA

Select[Range[500]^2, DigitCount[#, 2, 1]==DigitCount[#, 2, 0]&] (* Harvey P. Dale, Nov 18 2014 *)

CROSSREFS

A031443, A164344

Sequence in context: A014730 A212503 A295019 * A273374 A020245 A082608

Adjacent sequences:  A164340 A164341 A164342 * A164344 A164345 A164346

KEYWORD

base,nonn

AUTHOR

Leroy Quet, Aug 13 2009

EXTENSIONS

More terms from Sean A. Irvine, Oct 08 2009

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 July 31 02:33 EDT 2021. Contains 346367 sequences. (Running on oeis4.)