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!)
A334516 Number of 3 X n whirlpool permutations (see A334518). 3

%I #10 Dec 05 2022 04:43:20

%S 6,84,5904,1064304,402671760,273315542400

%N Number of 3 X n whirlpool permutations (see A334518).

%H D. E. Knuth, <a href="https://cs.stanford.edu/~knuth/papers/whirlpool.pdf">Whirlpool Permutations</a>, May 05 2020

%Y Cf. A000142 (1 X n), A261683 (2 X n), A334517 (n X n), A334518 and A334519 (m X n).

%K nonn,more

%O 1,1

%A _N. J. A. Sloane_, May 06 2020

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 August 3 08:07 EDT 2024. Contains 374885 sequences. (Running on oeis4.)