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

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

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

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

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