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!)
A001325 Number of equivalence classes of 3-valued Post functions of n variables under action of semi-direct product of symmetric group S_n and complementing group D(n,3).
(Formerly M5065 N2193)
0
18, 2862, 158942078604, 1154756479802000759397882239648671476, 22705636064052332865341424631734575964031184548599980511689123743695605536329597356626173372044993289352573124700 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

REFERENCES

M. A. Harrison and R. G. High, On the cycle index of a product of permutation groups, J. Combin. Theory, 4 (1968), 277-299.

N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Table of n, a(n) for n=1..5.

CROSSREFS

Sequence in context: A243215 A162449 A318297 * A263589 A008994 A346209

Adjacent sequences:  A001322 A001323 A001324 * A001326 A001327 A001328

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

EXTENSIONS

Definition improved and more terms from Sean A. Irvine, Oct 01 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 | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 17 08:05 EDT 2022. Contains 353741 sequences. (Running on oeis4.)