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

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

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

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

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