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

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

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

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

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