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

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

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

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

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