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A005756
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Number of non-degenerate fanout-free Boolean functions of n variables having AND rank 2.
(Formerly M3607)
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1
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4, 24, 304, 5440, 125824, 3566080, 119614464, 4633387008, 203524112384, 9995546722304, 542730361241600, 32281981804347392, 2087454641985945600, 145797871819529650176, 10938609224992417644544, 877346430770422497673216
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OFFSET
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2,1
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REFERENCES
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N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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FORMULA
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Hayes (1976, Theorem 3) gives a recurrence.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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