A008840 - OEIS

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A008840

Number of monotone self-dual Boolean functions of n variables that are inequivalent under the symmetric group.

2

0, 1, 1, 2, 3, 7, 30, 716

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OFFSET

0,4

REFERENCES

D. E. Knuth, The Art of Computer Programming, Vol. 4A, Section 7.1.1, p. 79.

LINKS

Table of n, a(n) for n=0..7.

Daniel Elliott Loeb, Home page

Index entries for sequences related to Boolean functions

CROSSREFS

Cf. A003180, A057132, A108803.

Cf. A107765 (non-isomorphic self dual monotones = differences of A008840?). - Olivier Gérard, Oct 11 2012

Sequence in context: A004062 A037151 A326358 * A268477 A156313 A163075

Adjacent sequences: A008837 A008838 A008839 * A008841 A008842 A008843

KEYWORD

nonn,hard,nice,more

AUTHOR

STATUS

approved