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A235326
Number of ordered pairs of endofunctions f,g on a set of n elements satisfying f(f(f(x))) = g(g(g(x))).
0
1, 1, 4, 51, 1504, 66525, 4196856, 359031967, 39705044464, 5476674540825
OFFSET
0,3
CROSSREFS
Sequence in context: A377833 A300732 A220282 * A210834 A287231 A289708
KEYWORD
nonn,more
AUTHOR
Chad Brewbaker, Mar 26 2014
EXTENSIONS
a(6)-a(7) from Giovanni Resta, Mar 26 2014
a(8)-a(9) from Giovanni Resta, Mar 28 2014
STATUS
approved