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

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

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

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

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