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R. K. Guy, Unsolved Problems in Number Theory, E19
Table of n, a(n) for n=1..69.
Eric Weisstein's World of Mathematics, Floor function
Sequence in context: A259912 A078412 A144650 * A070127 A070128 A263263
Adjacent sequences: A046035 A046036 A046037 * A046039 A046040 A046041
Eric W. Weisstein