login
A057932
a(n) = floor(10^(n+1)/81).
11
0, 1, 12, 123, 1234, 12345, 123456, 1234567, 12345679, 123456790, 1234567901, 12345679012, 123456790123, 1234567901234, 12345679012345, 123456790123456, 1234567901234567, 12345679012345679, 123456790123456790
OFFSET
0,3
LINKS
PROG
(Magma) [Floor(10^(n+1)/81): n in [1..20]]; // Vincenzo Librandi, Jul 07 2011
(PARI) a(n)=10^(n+1)\81 \\ Charles R Greathouse IV, Jul 07 2011
CROSSREFS
Sequence in context: A262581 A262580 A262579 * A262578 A262577 A132943
KEYWORD
nonn,easy
AUTHOR
Henry Bottomley, Oct 04 2000
STATUS
approved