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