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A216596 a(n) has n! 1's 0
1, 1, 11, 111111, 111111111111111111111111 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

a(5) has 120 digits and is too large to include.

LINKS

Table of n, a(n) for n=0..4.

FORMULA

a(n) = Sum_{0<=k<n!} 10^k.

PROG

(PARI) a(n)=10^n!\9 \\ Charles R Greathouse IV, Dec 27 2012

CROSSREFS

Sequence in context: A199169 A145571 A049193 * A079558 A111478 A300196

Adjacent sequences:  A216593 A216594 A216595 * A216597 A216598 A216599

KEYWORD

nonn,easy,less

AUTHOR

Jon Perry, Sep 09 2012

STATUS

approved

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Last modified February 28 10:45 EST 2020. Contains 332323 sequences. (Running on oeis4.)