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A001323 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 C(n,3).
(Formerly M4815 N2060)
4
11, 1230, 47093135946, 228100045393047605442978104423211474, 2990042609257920377328911885660520291593377363477428617527885840940251334510092369981274334727707712945234812750 (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).

I. Strazdins, On the number of types of l-adic functions (in Russian), Proc. Riga Polytech. Inst. 10, No. 1 (1963), 167-186.

LINKS

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

CROSSREFS

Cf. A000616, A001324.

Sequence in context: A078269 A015009 A068326 * A266368 A182553 A340293

Adjacent sequences:  A001320 A001321 A001322 * A001324 A001325 A001326

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

EXTENSIONS

More terms from Vladeta Jovovic, Aug 09 2000

STATUS

approved

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Last modified May 23 10:51 EDT 2022. Contains 353975 sequences. (Running on oeis4.)