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

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

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

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

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