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A068121 Smallest n-th power beginning with the concatenation of first n natural numbers. +0
4
1, 121, 12326391, 1234134359056, 1234543668832, 1234566439851412003312246012968681, 123456718029050407240974433459138845096817901 (list; graph; listen)
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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

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