login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A216723 Second column of A216722. 2
0, 0, 5, 18, 84, 568, 4122, 33910 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,3

REFERENCES

Wayne M. Dymacek, Isaac Lambert and Kyle Parsons, Arithmetic Progressions in Permutations, http://math.ku.edu/~ilambert/CN.pdf, 2012.

LINKS

Table of n, a(n) for n=3..10.

CROSSREFS

Cf. A216722, A165962.

Sequence in context: A002826 A019046 A141733 * A281159 A199257 A188206

Adjacent sequences:  A216720 A216721 A216722 * A216724 A216725 A216726

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Sep 15 2012

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 October 20 22:44 EDT 2019. Contains 328291 sequences. (Running on oeis4.)