OFFSET
1,1
LINKS
Seiichi Manyama, Table of n, a(n) for n = 1..22
Wikipedia, Parasitic number.
FORMULA
a(n) = 9*(10^(44*n) - 1)/89.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Seiichi Manyama, Aug 23 2017
STATUS
approved