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

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

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

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

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