login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A264134 Number of (3+1)X(n+1) arrays of permutations of 0..n*4+3 with each element having index change +-(.,.) 0,0 0,2 or 1,2. 1
1, 34, 1156, 13600, 160000, 2920000, 53290000, 862334400, 13954224384, 237306157920, 4035639032100, 67770918639450, 1138084297605025, 19211562098419745, 324302970384650401, 5467769427984651928 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Row 3 of A264131.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=4

..7..1..9..3..4....2..3..0..1..4....7..8..9..3..4....0..1..4..3..2

..5..6..0..8..2....5.13.14..8..9....5..6..0..1..2....7.13..5..8..9

.10.11.19.13.14...10.11.12..6..7...10.11.12.13.14...10.11.14..6.12

.15.16.17.18.12...17.18.15.16.19...15.16.17.18.19...15.16.19.18.17

CROSSREFS

Cf. A264131.

Sequence in context: A158696 A029547 A091761 * A264019 A009978 A041545

Adjacent sequences:  A264131 A264132 A264133 * A264135 A264136 A264137

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 03 2015

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 25 08:26 EDT 2020. Contains 334585 sequences. (Running on oeis4.)