(0 19 2)(1 18 13 7 3)(4 20 5)(6 10 8)(9 21 17 15 11)(12 16 14)
ALLOWS (11/8)-SEQUENCE
1: (0 6 10)

(0 8 6 19 2)(1 18 13 7 3)(4 20 5)(9 21 17 15 11)(10)(12 16 14)
2: (3 13 7)

(0 8 6 19 2)(1 18 13)(3)(4 20 5)(7)(9 21 17 15 11)(10)(12 16 14)
3: (9 21 11)

(0 8 6 19 2)(1 18 13)(3)(4 20 5)(7)(9)(10)(11 17 15)(12 16 14)(21)
4: (6 19 8)

(0 8 2)(1 18 13)(3)(4 20 5)(6)(7)(9)(10)(11 17 15)(12 16 14)(19)(21)