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A343225
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Primitive terms of A343218. Numbers k such that A343220(k) = 1.
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2
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3, 7, 10, 11, 17, 19, 20, 23, 26, 27, 29, 31, 32, 40, 43, 45, 47, 52, 53, 59, 65, 67, 71, 72, 74, 79, 80, 82, 83, 89, 98, 103, 104, 107, 117, 122, 125, 127, 128, 131, 139, 146, 148, 149, 151, 162, 163, 164, 167, 179, 185, 191, 194, 196, 197, 199, 200, 202, 205, 208, 211, 218, 223, 226, 227, 233, 239, 243, 244, 245, 251
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OFFSET
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1,1
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COMMENTS
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For any term x, and for any y > 0, if gcd(x,y) = 1, then x*y is included in A343218.
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LINKS
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PROG
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(PARI)
A003415(n) = if(n<=1, 0, my(f=factor(n)); n*sum(i=1, #f~, f[i, 2]/f[i, 1]));
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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