login
A135217
a(n) = smallest number with n+1 digits and without zero digits whose squares have the maximal number of zero digits = A135215(n+1).
4
32, 448, 3747, 62498, 248998, 6244998, 31623251, 498998998, 2449489753, 28284271249
OFFSET
2,1
KEYWORD
nonn,base
AUTHOR
Artur Jasinski, Nov 23 2007
EXTENSIONS
a(8)-a(11) from Lars Blomberg, Jun 26 2011
STATUS
approved