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