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

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

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

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

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