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

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

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

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

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