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

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

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

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

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