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A054732
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Number of inequivalent n-state 2-input 2-output automata with respect to input and output permutations.
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7
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2, 44, 2038, 176936, 20943790, 3108818680, 553255960308, 114776687721990, 27196943499525498, 7246997465494260922, 2144966703605620242622, 698192439379511764136358, 247879443355186031710674326
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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REFERENCES
| M. A. Harrison, A census of finite automata, Canad. J. Math., 17, No. 1, 1965, 100-113.
F. Harary and E. Palmer, Graphical Enumeration, 1973.
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CROSSREFS
| Sequence in context: A094397 A140795 A161744 * A161722 A054914 A161745
Adjacent sequences: A054729 A054730 A054731 * A054733 A054734 A054735
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KEYWORD
| nonn
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AUTHOR
| Vladeta Jovovic (vladeta(AT)eunet.rs), Apr 22 2000
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