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

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

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

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

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