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