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

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

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

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

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