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A057134 Number of equivalence classes of self-dual 4-valued Post functions of n variables under action of symmetric group S_n. 4
4, 128, 716353536, 14178431955039404875762272791942922240, 111731732749521642496450208318382051062328048504936611481207677617341443706047938314290688070835642649073892130179773602200265988880358130183392743915520 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Next term has 614 digits.

CROSSREFS

Cf. A001531, A057132, A057133, A001321.

Sequence in context: A141367 A141368 A146555 * A041495 A188315 A117897

Adjacent sequences:  A057131 A057132 A057133 * A057135 A057136 A057137

KEYWORD

nonn

AUTHOR

Vladeta Jovovic (vladeta(AT)eunet.rs), Aug 11 2000

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Last modified February 14 16:52 EST 2012. Contains 205635 sequences.