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

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

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

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

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