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

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

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

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

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