(0 19 16)(1 21 7 6 4)(2 5 3)(8 20 18 12 10)(9 14 11)(13 17 15)
ALLOWS (11/8)-SEQUENCE
1: (0 3 16)
(0)(1 21 7 6 4)(2 5 3 19 16)(8 20 18 12 10)(9 14 11)(13 17 15)
2: (1 21 4)
(0)(1)(2 5 3 19 16)(4 7 6)(8 20 18 12 10)(9 14 11)(13 17 15)(21)
3: (3 19 5)
(0)(1)(2 5 16)(3)(4 7 6)(8 20 18 12 10)(9 14 11)(13 17 15)(19)(21)
4: (12 20 18)
(0)(1)(2 5 16)(3)(4 7 6)(8 20 10)(9 14 11)(12)(13 17 15)(18)(19)(21)