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

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

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

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

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