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

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

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

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

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