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

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

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

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

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