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A076930
Smallest k such that n*k is an n-th power.
0
1, 2, 9, 4, 625, 7776, 117649, 32, 2187, 1000000000, 25937424601, 181398528, 23298085122481, 793714773254144, 29192926025390625, 4096, 48661191875666868481, 5642219814912, 104127350297911241532841
OFFSET
1,2
FORMULA
a(n) = A007947(n)^n/n. - Vladeta Jovovic, Feb 03 2003
CROSSREFS
Sequence in context: A292952 A328619 A365108 * A309926 A011068 A078149
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Oct 18 2002
EXTENSIONS
More terms from Vladeta Jovovic, Feb 13 2003
STATUS
approved