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A216159 10's-complement of A216161. 1
7, 7, 7, 5, 6, 4, 2, 6, 8, 2, 9, 5, 5, 8, 7, 3, 6, 5, 8, 2, 2, 8, 9, 0, 3, 1, 5, 6, 3, 8, 1, 6, 8, 5, 3, 4, 0, 8, 0, 1, 7, 7, 8, 5, 6, 4, 4, 4, 6, 6, 0, 0, 9, 0, 8, 5, 1, 8, 4, 1, 7, 3, 0, 3, 2, 3, 3, 6, 3, 0, 0, 7, 0, 7, 5, 7, 5, 0, 6, 6, 8, 7, 1, 5, 0, 3, 2, 4, 4, 8, 4, 1, 0, 3, 2, 8, 8, 7, 3, 3, 9, 0, 5, 5, 7, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
11^50 ends in 23001
11^500 ends in 2230001
11^5000 ends in 422300001
11^50000 ends in 34223000001
The last digits before the zeros tend to converge.
LINKS
FORMULA
a(n) = 10 - [{11^(5*10^n) mod 10^(2n+2) - 1}/(10^(2n+1)) mod 10].
CROSSREFS
Sequence in context: A139824 A019799 A341908 * A276615 A103983 A232127
KEYWORD
nonn
AUTHOR
V. Raman, Sep 02 2012
STATUS
approved

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)