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A134611 Nonprime numbers such that the cube mean of their prime factors is an integer (where the cube mean of c and d is ((c^3+d^3)/2)^(1/3)). +0
13
1, 4, 8, 9, 16, 25, 27, 32, 49, 64, 81, 121, 125, 128, 169, 243, 256, 289, 343, 361, 512, 529, 625, 729, 841, 961, 1024, 1331, 1369, 1512, 1681, 1849, 2048, 2187, 2197, 2209, 2401, 2809, 3125, 3481, 3721, 4096, 4489, 4913, 5041, 5329, 6241, 6561, 6859, 6889 (list; graph; listen)
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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.


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