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!)
A216792 T(n,k)=Number of (k+1) colorings of a side-n hexagonal array with colors introduced in row major order 3

%I #6 Sep 16 2012 14:16:22

%S 1,1,0,1,1,0,1,11,1,0,1,31,5318,1,0,1,40,2976610,22831676,1,0,1,41,

%T 151280046,39123956055580,915294166360,1,0,1,41,1780127826,

%U 724448862721697721,69275022816331822721697,348567447145791344,1,0,1,41

%N T(n,k)=Number of (k+1) colorings of a side-n hexagonal array with colors introduced in row major order

%C Table starts

%C .1.1..................1.......................1..................1

%C .0.1.................11......................31.................40

%C .0.1...............5318.................2976610..........151280046

%C .0.1...........22831676..........39123956055580.724448862721697721

%C .0.1.......915294166360.69275022816331822721697

%C .0.1.348567447145791344

%C .0.1

%C .0

%C rows 1, 2, 3 final values are 1, 41, 36536972794

%H R. H. Hardin, <a href="/A216792/b216792.txt">Table of n, a(n) for n = 1..40</a>

%e Some solutions for n=3 k=4

%e ......0.1.0..........0.1.0..........0.1.2..........0.1.0..........0.1.2

%e .....2.3.2.1........1.2.3.1........3.2.3.0........2.3.2.1........1.2.3.0

%e ....1.0.1.3.0......0.3.1.0.3......2.0.1.2.3......1.0.1.3.0......3.0.1.2.3

%e .....2.3.2.1........2.0.2.1........1.2.3.1........2.3.0.1........1.2.3.0

%e ......0.1.3..........1.3.0..........3.0.2..........0.1.2..........0.1.2

%K nonn,tabl

%O 1,8

%A _R. H. Hardin_ Sep 16 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 April 23 03:30 EDT 2024. Contains 371906 sequences. (Running on oeis4.)