{sequence 25, push='mySequence'}
{pull mySequence, make, squarefree} {$sequence} {/pull}
1 2 3 5 6 7 10 11 13 14 15 17 19 21 22 23
{pull mySequence, keep, squarefree} {$sequence} {/pull}
{pull mySequence, remove, squarefree} {$sequence} {/pull}
4 8 9 12 16 18 20 24 25
{pull mySequence, flag, squarefree} {$sequence} {/pull}
1 1 1 0 1 1 1 0 0 1 1 0 1 1 1 0 1 0 1 0 1 1 1 0 0