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

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

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

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

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