KeepRemoveFlag/heptadecagonal

HTML	RESULT
{sequence 25, push='mySequence'}
{pull mySequence, make, heptadecagonal} {$sequence} {/pull}	1 17 48 94 155 231 322 428 549 685 836 1002 1183 1379 1590 1816 2057 2313 2584 2870 3171 3487 3818 4164 4525
{pull mySequence, keep, heptadecagonal} {$sequence} {/pull}	1 17
{pull mySequence, remove, heptadecagonal} {$sequence} {/pull}	2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 22 23 24 25
{pull mySequence, flag, heptadecagonal} {$sequence} {/pull}	1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0