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A137942 First bisection of A134772. 1
1, 28, 27165600, 1445549490000000, 1081114481157129619200000, 5873237165016878140678626432000000, 156064894765355001368149078831725782016000000, 15583529649395480761968847415068808311749204480000000000, 4843348111055914672023195506389150149608445774198528000000000000000, 4067688449094150594904537709530563016131839124729830583634193326080000000000000 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..9.

CROSSREFS

Sequence in context: A119180 A088844 A234620 * A099090 A123269 A067158

Adjacent sequences:  A137939 A137940 A137941 * A137943 A137944 A137945

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Oct 18 2009

STATUS

approved

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Last modified August 25 13:50 EDT 2019. Contains 326324 sequences. (Running on oeis4.)