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

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

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

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

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