(0 20 15)(1 21 16 5 3)(2 8 6)(4 19 18)(7 17 14 11 9)(10 13 12)
ALLOWS (11/8)-SEQUENCE
1: (0 7 15)
(0)(1 21 16 5 3)(2 8 6)(4 19 18)(7 20 15 17 14 11 9)(10 13 12)
2: (14 15 17)
(0)(1 21 16 5 3)(2 8 6)(4 19 18)(7 20 15 11 9)(10 13 12)(14)(17)
3: (5 21 16)
(0)(1 21 3)(2 8 6)(4 19 18)(5)(7 20 15 11 9)(10 13 12)(14)(16)(17)
4: (2 8 6)
(0)(1 21 3)(2)(4 19 18)(5)(6)(7 20 15 11 9)(8)(10 13 12)(14)(16)(17)