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

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

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

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

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