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A160512 a(1)=1. a(2n) = the smallest power of a prime > a(2n-1). a(2n+1) = the smallest squarefree integer > a(2n). +0
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1, 2, 3, 4, 5, 7, 10, 11, 13, 16, 17, 19, 21, 23, 26, 27, 29, 31, 33, 37, 38, 41, 42, 43, 46, 47, 51, 53, 55, 59, 61, 64, 65, 67, 69, 71, 73, 79, 82, 83, 85, 89, 91, 97, 101, 103, 105, 107, 109, 113, 114, 121, 122, 125, 127, 128, 129, 131, 133, 137, 138, 139, 141, 149 (list; graph; listen)
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Last modified December 3 22:15 EST 2009. Contains 170310 sequences.


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