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