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

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

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

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

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