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

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

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

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

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