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A117811 Two-column table read by rows: row n (n >= 1) gives a squarefree integer x and an integer y such that n = x*y^2. +0
4
1, 1, 2, 1, 3, 1, 1, 2, 5, 1, 6, 1, 7, 1, 2, 2, 1, 3, 10, 1, 11, 1, 3, 2, 13, 1, 14, 1, 15, 1, 1, 4, 17, 1, 2, 3, 19, 1, 5, 2, 21, 1, 22, 1, 23, 1, 6, 2, 1, 5, 26, 1, 3, 3, 7, 2, 29, 1, 30, 1, 31, 1, 2, 4, 33, 1, 34, 1, 35, 1, 1, 6, 37, 1, 38, 1, 39, 1, 10, 2, 41, 1, 42, 1, 43, 1, 11 (list; graph; listen)
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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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