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