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Revision History for A007184 (Bold, blue-underlined text is an addition; faded, red-underlined text is a deletion.)

Showing entries 1-10 | older changes
a(n) = Product_{k=0..n-1} (2^(2^k - 1) + 1)^C(n,k).
(history; published version)
#17 by Alois P. Heinz at Sun Nov 12 16:27:53 EST 2017
STATUS

editing

approved

#16 by Alois P. Heinz at Sun Nov 12 16:27:44 EST 2017
NAME

a(n) = Product_{k=0..n-1} (2^(2^k - 1) + 1)^C(n,k).

STATUS

proposed

editing

#15 by Sean A. Irvine at Sun Nov 12 16:18:24 EST 2017
STATUS

editing

proposed

#14 by Sean A. Irvine at Sun Nov 12 16:18:17 EST 2017
NAME

Product _{k=0..n-1} (2^(2^k - 1) + 1)^C(n,k).

EXTENSIONS

Title improved by Sean A. Irvine, Nov 12 2017

STATUS

approved

editing

#13 by Susanna Cuyler at Tue Nov 07 18:23:48 EST 2017
STATUS

proposed

approved

#12 by Rachel Barnett at Tue Nov 07 17:36:04 EST 2017
STATUS

editing

proposed

#11 by Rachel Barnett at Tue Nov 07 17:36:01 EST 2017
LINKS

J. Berman, <a href="/A007153/a007153.pdf">Free spectra of 3-element algebras</a>, R. S. Freese and O. C. Garcia, editors, Universal Algebra and Lattice Theory (Puebla, 1982), Lect. Notes Math. Vol. 1004, 1983. (Annotated scanned copy)

STATUS

approved

editing

#10 by Russ Cox at Fri Mar 30 16:45:08 EDT 2012
AUTHOR

_N. J. A. Sloane (njas(AT)research.att.com)_.

Discussion
Fri Mar 30
16:45
OEIS Server: https://oeis.org/edit/global/110
#9 by N. J. A. Sloane at Tue Jun 01 03:00:00 EDT 2010
REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

KEYWORD

nonn,new

nonn

#8 by N. J. A. Sloane at Fri Feb 27 03:00:00 EST 2009
KEYWORD

nonn,new

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).