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.
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!)
A211560 Number of nonnegative integer arrays of length n+6 with new values 0 upwards introduced in order, and containing the value 6 1

%I #4 Apr 15 2012 18:01:12

%S 1,29,499,6676,77078,810470,8016373,76199007,706750917,6470051684,

%T 58990507604,539568082508,4980617941373,46623060002853,

%U 444309621663295,4323539568389616,43053687075812286,439371904347001594

%N Number of nonnegative integer arrays of length n+6 with new values 0 upwards introduced in order, and containing the value 6

%C Column 7 of A211561

%H R. H. Hardin, <a href="/A211560/b211560.txt">Table of n, a(n) for n = 1..210</a>

%F Empirical: a(n) = sum{j in 7..n+6}stirling2(n+6,j)

%e Some solutions for n=5

%e ..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0

%e ..1....1....1....1....1....1....1....1....1....1....1....1....1....1....1....1

%e ..2....2....2....2....2....2....2....2....2....2....2....2....1....2....2....2

%e ..3....3....3....3....3....0....3....3....0....0....3....3....2....3....3....0

%e ..4....4....1....4....4....3....4....4....3....0....4....4....2....2....4....3

%e ..5....0....4....5....3....4....3....3....3....3....5....5....3....0....0....1

%e ..0....2....2....1....5....5....1....5....4....2....0....4....4....3....4....4

%e ..4....4....5....6....1....6....4....6....1....4....0....6....1....4....3....3

%e ..2....5....6....6....6....1....5....6....1....3....6....2....5....5....5....5

%e ..6....0....1....6....3....5....3....3....5....5....6....1....1....6....3....6

%e ..3....6....6....6....7....6....6....1....6....6....7....6....6....3....6....5

%K nonn

%O 1,2

%A _R. H. Hardin_ Apr 15 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 May 23 22:02 EDT 2024. Contains 372765 sequences. (Running on oeis4.)