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

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

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

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

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