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