Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A025426
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
%I A025426
%S A025426 0,0,1,0,0,1,0,0,1,0,1,0,0,1,0,0,0,1,1,0,1,0,0,0,0,1,1,0,0,1,0,0,1,0,1,
               0,
%T A025426 0,1,0,0,1,1,0,0,0,1,0,0,0,0,2,0,1,1,0,0,0,0,1,0,0,1,0,0,0,2,0,0,1,0,0,
               0,
%U A025426 1,1,1,0,0,0,0,0,1,0,1,0,0,2,0,0,0,1,1,0,0,0,0,0,0,1,1,0,1,1,0,0,1,0,1,
               0
%N A025426 Number of partitions of n into 2 nonzero squares.
%C A025426 For records see A007511, A048610, A016032. - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), 
               Feb 26 2008
%F A025426 Let m=A004018(n)/4. If m is even then a(n)=m/2, otherwise a(n) = (m - 
               (-1)^A007814(n))/2. [From Max Alekseyev (maxale(AT)gmail.com), Mar 
               09 2009, Mar 14 2009]
%Y A025426 Sequence in context: A022902 A037273 A158924 this_sequence A053200 A050870 
               A103306
%Y A025426 Adjacent sequences: A025423 A025424 A025425 this_sequence A025427 A025428 
               A025429
%K A025426 nonn
%O A025426 0,51
%A A025426 David W. Wilson (davidwwilson(AT)comcast.net)

    
page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


AT&T Labs Research