Odd squarefree semiprimes: Difference between revisions
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Found 194 Odd squarefree semiprimes. |
Found 194 Odd squarefree semiprimes. |
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done... |
done... |
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</pre> |
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=={{header|Sidef}}== |
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<lang ruby>func odd_squarefree_almost_primes(upto, k=2) { |
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k.squarefree_almost_primes(upto).grep{.is_odd} |
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} |
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with (1e3) {|n| |
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var list = odd_squarefree_almost_primes(n, 2) |
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say "Found #{list.len} odd square-free semiprimes <= #{n.commify}:" |
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say (list.first(10).join(', '), ', ..., ', list.last(10).join(', ')) |
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}</lang> |
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{{out}} |
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<pre> |
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Found 194 odd square-free semiprimes <= 1,000: |
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15, 21, 33, 35, 39, 51, 55, 57, 65, 69, ..., 951, 955, 959, 965, 973, 979, 985, 989, 993, 995 |
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</pre> |
</pre> |
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