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A093250
a(n) is the largest number such that all of a(n)'s length-n substrings are distinct and divisible by 50.
0
0, 500, 95000, 9950000, 999500000, 99995000000, 9999950000000, 999999500000000
OFFSET
1,2
EXAMPLE
a(3) is 95000 because its length-3 substrings (950, 500, 000) are all distinct and divisible by 50 and there is no larger number with this property
CROSSREFS
Cf. A093211, A093212, ..., A093299.
Sequence in context: A333137 A281779 A231804 * A214242 A239046 A279275
KEYWORD
base,nonn
AUTHOR
Hans Havermann, Mar 29 2004
STATUS
approved