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

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

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

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

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