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

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

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

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

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