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

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

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

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

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