Super-Poulet numbers: Difference between revisions
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→{{header|Raku}}: efficiency tweaks
Thundergnat (talk | contribs) m (→{{header|Raku}}: off-by-one error) |
Thundergnat (talk | contribs) m (→{{header|Raku}}: efficiency tweaks) |
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my @poulet = lazy (2..*).hyper(:2000batch).grep: { !.is-prime && (1 == expmod 2, $_ - 1, $_) }
my @super-poulet = @poulet.grep: { all .&divisors.skip(1).map: {
say "First 20 Super-Poulet numbers:\n" ~ @super-poulet[^20].gist;
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