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