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

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

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

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

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