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A144546 A bisection of A028666. 1
1, 12, 11612160, 794088208701849600, 3575164027575627746190393606144000, 1055182047088717407398960909148529544369642384916480000, 20410164807073092317242309800149338693366138889849970301267088483593224192000000, 25872955740757748502626229629361173659982454517929458713719920139287952355803151825297413315474342543360000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..7.

CROSSREFS

Sequence in context: A116233 A145745 A175906 * A165970 A285180 A081357

Adjacent sequences:  A144543 A144544 A144545 * A144547 A144548 A144549

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Dec 30 2008

STATUS

approved

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Last modified October 25 01:40 EDT 2021. Contains 348233 sequences. (Running on oeis4.)