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

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

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

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

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