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