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