login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A176047 Triangle t(n,m) = A004001(m+1)+A004001(n-m+1)-A004001(n+1) read by rows, 0<=m<=n. 1

%I #5 Jul 11 2012 11:30:00

%S 1,1,1,1,0,1,1,1,1,1,1,0,1,0,1,1,0,0,0,0,1,1,1,1,0,1,1,1,1,1,2,1,1,2,

%T 1,1,1,0,1,1,1,1,1,0,1,1,0,0,0,1,1,0,0,0,1,1,0,0,-1,0,1,0,-1,0,0,1,1,

%U 1,1,0,0,1,1,0,0,1,1,1,1,0,1,0,0,0,0,0,0

%N Triangle t(n,m) = A004001(m+1)+A004001(n-m+1)-A004001(n+1) read by rows, 0<=m<=n.

%e 1;

%e 1, 1;

%e 1, 0, 1;

%e 1, 1, 1, 1;

%e 1, 0, 1, 0, 1;

%e 1, 0, 0, 0, 0, 1;

%e 1, 1, 1, 0, 1, 1, 1;

%p A176047 := proc(n,m)

%p A004001(m+1)+A004001(n-m+1)-A004001(n+1) ;

%p end proc:

%p seq(seq(A176047(n,m),m=0..n),n=0..12) ; # _R. J. Mathar_, Jul 11 2012

%K sign,tabl

%O 0,31

%A _Roger L. Bagula_ and _Gary W. Adamson_, Apr 07 2010

%E Mutually compatible definition and terms installed. Erroneous row sums removed. - _R. J. Mathar_, Jul 11 2012

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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 12:26 EDT 2024. Contains 371254 sequences. (Running on oeis4.)