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

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

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

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

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