Some lists of a few thousand composite strong pseudoprimes each for base 2, 3, and 5.
We accidentally discover that the distribution modulo 4 is very uneven.
$ perl -nlwe 'print $_%4' spsp-13 | sort | uniq -c 46414 1 12478 3
Some lists of a few thousand composite strong pseudoprimes each for base 2, 3, and 5.
We accidentally discover that the distribution modulo 4 is very uneven.
$ perl -nlwe 'print $_%4' spsp-13 | sort | uniq -c 46414 1 12478 3
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