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A219452
First position of a plateau of length n in the product-of-exponents function A005361.
2
2, 4, 843, 74848, 671345, 8870024
OFFSET
2,1
COMMENTS
The smallest index k such that A005361(k+1) = A005361(k+2) = ... = A005361(k+n).
a(8) is conjectured to be 1770019255373287038727484868192109228823.
LINKS
CROSSREFS
Sequence in context: A203509 A009562 A045647 * A102064 A085638 A134718
KEYWORD
nonn
AUTHOR
R. J. Mathar, Nov 20 2012
STATUS
approved