Abundant, deficient and perfect number classifications: Difference between revisions
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var ps = {2:true, 3:true} |
var ps = {2:true, 3:true} |
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next: for (var n=5, i=2; n<=t; n+=i, i=6-i) { |
next: for (var n=5, i=2; n<=t; n+=i, i=6-i) { |
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var s = Math.sqrt( n ) |
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for ( var p in ps ) { |
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if ( p > s ) break |
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if ( n % p ) continue |
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continue next |
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} |
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ps[n] = true |
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} |
} |
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return ps |
return ps |
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