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!)
A264345 Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having index change +-(.,.) 0,0 0,1 or 1,2. 1

%I #4 Nov 11 2015 19:47:10

%S 64,4181,490000,27726581,2296230561,168990466353,13323150080401,

%T 1013466370660345,78811815228451548,6076970313680986922,

%U 470875474583958043505,36443115363342618926880,2822865567835490612412633

%N Number of (5+1)X(n+1) arrays of permutations of 0..n*6+5 with each element having index change +-(.,.) 0,0 0,1 or 1,2.

%C Row 5 of A264341.

%H R. H. Hardin, <a href="/A264345/b264345.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

%e ..5..2..1....1..0..2....1..0..2....1..0..2....1..0..2....1..0..2....5..1..2

%e ..4..3..0....3..5..4....8..5..4....3..5..4....4..3..5....3..5..4....3..4..0

%e ..6..7..8....6..7..8....7..6..3...11..8..7...11..8..7...11..8..7....6..7..8

%e .10..9.11....9.11.10....9.10.11....9.10..6...10..9..6...14.10..6...14.11.10

%e .12.13.14...13.12.14...17.14.13...17.13.14...13.12.14...12.13..9...12.13..9

%e .15.17.16...15.17.16...15.16.12...15.16.12...16.15.17...15.17.16...15.17.16

%Y Cf. A264341.

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 11 2015

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 September 16 15:55 EDT 2024. Contains 375976 sequences. (Running on oeis4.)