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