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A007159 Essentially n-ary operations in a certain 3-element algebra.
(Formerly M2767)
+0
1
3, 8, 178, 129054, 430903911398 (list; graph; listen)
OFFSET

0,1

REFERENCES

J. Berman, ``Free spectra of 3-element algebras,'' in R. S. Freese and O. C. Garcia, editors, Universal Algebra and Lattice Theory (Puebla, 1982), Lect. Notes Math. Vol. 1004, 1983.

CROSSREFS

Sequence in context: A076147 A132563 A065061 this_sequence A081466 A092592 A063103

Adjacent sequences: A007156 A007157 A007158 this_sequence A007160 A007161 A007162

KEYWORD

nonn

AUTHOR

njas

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Last modified September 5 01:44 EDT 2008. Contains 143476 sequences.


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