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

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

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

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

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