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A259329 Ceiling of ((2^n)!)/(4^(n^2)). 2
1, 1, 1, 4872, 233707130922139265799, 26869353034366501299843095760875674032159666449783949888006055355073 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..6.

C. S. Lorens, Invertible Boolean functions, IEEE Trans. Electron. Computers, EC-13 (1964), 529-541.

C. S. Lorens, Invertible Boolean functions, IEEE Trans. Electron. Computers, EC-13 (1964), 529-541. [Annotated scan of page 530 only]

CROSSREFS

Sequence in context: A147697 A208629 A272077 * A200972 A053396 A210385

Adjacent sequences:  A259326 A259327 A259328 * A259330 A259331 A259332

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jun 24 2015

STATUS

approved

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Last modified September 20 05:58 EDT 2021. Contains 347577 sequences. (Running on oeis4.)