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

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

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

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

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