OFFSET
0,3
EXAMPLE
a(0)=1 because 1^1=1 has zero 0's
a(1)=1 because 1^1=1 has one 1's
a(8)=623609 because 623609^2=388888184881 has eight 8's
a(9)=3082207 because3082207^2=9499999990849 has nine 9's.
CROSSREFS
KEYWORD
base,fini,full,nonn
AUTHOR
Zak Seidov, Jul 31 2010
STATUS
approved