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

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

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

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

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