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

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

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

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

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