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