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