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A086944 a(n) = k where R(k+8) = 5. 2
42, 492, 4992, 49992, 499992, 4999992, 49999992, 499999992, 4999999992, 49999999992, 499999999992, 4999999999992, 49999999999992, 499999999999992, 4999999999999992, 49999999999999992, 499999999999999992 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
R(a(n)) = A086941(n).
LINKS
FORMULA
a(n) = 5*10^n - 8.
PROG
(Magma) [5*10^n-8: n in [1..25] ]; // Vincenzo Librandi, Aug 22 2011
CROSSREFS
Sequence in context: A249233 A249234 A250324 * A263289 A273223 A163727
KEYWORD
nonn,easy
AUTHOR
Ray Chandler, Jul 24 2003
STATUS
approved

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Last modified April 17 12:07 EDT 2024. Contains 371763 sequences. (Running on oeis4.)