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

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

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

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

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