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

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

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

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

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