The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A076879 In binary representation: number of substrings of n^2 having the same number of 0's and 1's as n. 0
 1, 1, 0, 1, 1, 0, 0, 1, 1, 2, 1, 1, 0, 0, 0, 1, 1, 2, 3, 1, 3, 2, 0, 1, 4, 1, 1, 0, 0, 0, 0, 1, 1, 2, 3, 3, 5, 3, 1, 1, 2, 2, 4, 1, 1, 0, 0, 1, 4, 4, 0, 2, 4, 3, 2, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 2, 3, 3, 5, 5, 3, 2, 5, 3, 0, 2, 4, 2, 0, 1, 3, 1, 4, 1, 1, 3, 1, 1, 3, 2, 0, 0, 0, 0, 0, 1, 4, 4, 0, 3, 2, 0, 0, 3, 1 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,10 LINKS Table of n, a(n) for n=1..105. EXAMPLE 22->'10110', 22^2=484->'111100100': a(22)=2, as there are two substrings of '111100100' having three 1's ano two 0's as '10110': '.11100...' and '..11001..' CROSSREFS Cf. A023416, A000120, A000290, A007088. Sequence in context: A025918 A030425 A340391 * A225230 A367106 A328084 Adjacent sequences: A076876 A076877 A076878 * A076880 A076881 A076882 KEYWORD nonn,base AUTHOR Reinhard Zumkeller, Nov 25 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified May 27 01:50 EDT 2024. Contains 372847 sequences. (Running on oeis4.)