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

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

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

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

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