HTML RESULT 
{sequence 25, push='mySequence'}
{pull mySequence, make,   sigma} {$sequence} {/pull}
1 3 4 7 6 12 8 15 13 18 12 28 14 24 24 31 18 39 20 42 32 36 24 60 31
{pull mySequence, keep,   sigma} {$sequence} {/pull}
1 3 4 6 7 8 12 13 14 15 18 20 24
{pull mySequence, remove, sigma} {$sequence} {/pull}
2 5 9 10 11 16 17 19 21 22 23 25
{pull mySequence, flag,   sigma} {$sequence} {/pull}
1 0 1 1 0 1 1 1 0 0 0 1 1 1 1 0 0 1 0 1 0 0 0 1 0