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A048672 Binary encoding of square-free numbers (A005117) A048640[ n ]/2. +0
5
0, 1, 2, 4, 3, 8, 5, 16, 32, 9, 6, 64, 128, 10, 17, 256, 33, 512, 7, 1024, 18, 65, 12, 2048, 129, 34, 4096, 11, 8192, 257, 16384, 66, 32768, 20, 130, 513, 65536, 131072, 1025, 36, 19, 262144, 258, 13, 524288, 1048576, 2049, 24, 35, 2097152, 4097, 4194304, 68 (list; graph; listen)
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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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