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

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

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

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

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