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

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

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

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

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