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

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

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

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

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