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Revision History for A235327

(Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A235327

Number of ordered pairs of endofunctions f, g on a set of n elements satisfying f(f(x)) = g(g(x)).
(history; published version)

#17 by Alois P. Heinz at Fri Jul 18 09:18:16 EDT 2014

STATUS

editing

approved

#16 by Alois P. Heinz at Fri Jul 18 09:18:12 EDT 2014

NAME

Number of ordered pairs of endofunctions f, g on a set of n elements satisfying f(f(x)) = g(g(x)).

STATUS

approved

editing

#15 by Giovanni Resta at Fri Mar 28 05:59:21 EDT 2014

STATUS

editing

approved

#14 by Giovanni Resta at Fri Mar 28 05:49:43 EDT 2014

DATA

1, 1, 6, 69, 1144, 25045, 708336, 24564211, 1020980640, 49909891257

EXTENSIONS

a(8)-a(9) from Giovanni Resta, Mar 28 2014

STATUS

approved

editing

#13 by Michael Somos at Wed Mar 26 20:20:35 EDT 2014

STATUS

editing

approved

#12 by Michael Somos at Wed Mar 26 20:20:19 EDT 2014

NAME

Pairs Number of ordered pairs of functions endofunctions f,g on a set of n elements to itself where satisfying f(f(x)) = g(g(x)).

STATUS

proposed

editing

Discussion

Wed Mar 26

20:20

Michael Somos: Edited name.

#11 by Giovanni Resta at Wed Mar 26 16:09:37 EDT 2014

STATUS

editing

proposed

#10 by Giovanni Resta at Wed Mar 26 16:09:20 EDT 2014

DATA

1, 1, 6, 69, 1144, 25045, 708336, 24564211

EXTENSIONS

a(6)-a(7) from Giovanni Resta, Mar 26 2014

STATUS

proposed

editing

#9 by Joerg Arndt at Wed Mar 26 12:13:46 EDT 2014

STATUS

editing

proposed

#8 by Joerg Arndt at Wed Mar 26 12:01:12 EDT 2014

CROSSREFS

Cf. A000949, A060905.

KEYWORD

nonn,more,changed

STATUS

proposed

editing