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A224766 Number of non-degenerate fanout-free Boolean functions of n variables. 0
2, 2, 8, 64, 832, 15104, 352256, 10037248, 337936384, 13126565888, 577818263552, 28425821618176, 1545553369366528, 92034646352592896, 5956917762776367104, 416397789920380321792, 31262503202358260924416 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Apart from initial term and offset, same as A005640, which is the main entry for this sequence.

REFERENCES

J. P. Hayes, Enumeration of fanout-free Boolean functions, J. ACM, 23 (1976), 700-709.

LINKS

Table of n, a(n) for n=0..16.

CROSSREFS

Cf. A005640, A005736, A005737.

Sequence in context: A006673 A053978 A181264 * A003181 A009616 A005615

Adjacent sequences:  A224763 A224764 A224765 * A224767 A224768 A224769

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Apr 30 2013

STATUS

approved

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Last modified April 13 15:23 EDT 2021. Contains 342936 sequences. (Running on oeis4.)