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