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A088869
Numbers n which are divisors of the number produced by concatenating (n-1), (n-2), ... (n-5) in that order.
4
5, 15, 197, 591, 599, 985, 23363, 70089, 182415, 32533013, 97599039, 200814277564911, 334690462608185, 100208875079675883, 119690233947031245, 120541110603088381, 152213696825889183, 167014791799459805
OFFSET
1,1
EXAMPLE
a(2)=15 because 15 is a factor of 1413121110.
KEYWORD
base,nonn
AUTHOR
Chuck Seggelin (barkeep(AT)plastereddragon.com), Oct 20 2003
EXTENSIONS
More terms from David Wasserman, Aug 26 2005
STATUS
approved