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