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

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

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

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

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