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

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

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

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

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