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

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

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

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

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