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