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

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 56th year, we are closing in on 350,000 sequences, and we’ve crossed 9,700 citations (which often say “discovered thanks to the OEIS”).

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A238921 Number of self-inverse permutations p on [n] where the maximal displacement of an element equals 10. 2
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2620, 18228, 91600, 400300, 1604246, 6098862, 22340672, 79928946, 281441131, 981869555, 3421660163, 11978105085, 42029994744, 147596654412, 518045934492, 1815662189788, 6350004678048, 22151452791824, 77058178272192 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,12

LINKS

Joerg Arndt and Alois P. Heinz, Table of n, a(n) for n = 0..750

CROSSREFS

Column k=10 of A238889.

Sequence in context: A180650 A245008 A180330 * A156398 A139675 A292175

Adjacent sequences:  A238918 A238919 A238920 * A238922 A238923 A238924

KEYWORD

nonn

AUTHOR

Joerg Arndt and Alois P. Heinz, Mar 07 2014

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 December 9 08:41 EST 2021. Contains 349627 sequences. (Running on oeis4.)