(0 21 19 7 2)(1 8 3)(4 12 9)(5 14 6)(10 15 11)(13 18 16)(17 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 7 11)
(0 10 15 11 2)(1 8 3)(4 12 9)(5 14 6)(7 21 19)(13 18 16)(17 22 20)
2: (4 12 9)
(0 10 15 11 2)(1 8 3)(4)(5 14 6)(7 21 19)(9)(12)(13 18 16)(17 22 20)
3: (2 15 11)
(0 10 15)(1 8 3)(2)(4)(5 14 6)(7 21 19)(9)(11)(12)(13 18 16)(17 22 20)
4: (1 8 3)
(0 10 15)(1)(2)(3)(4)(5 14 6)(7 21 19)(8)(9)(11)(12)(13 18 16)(17 22 20)