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

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

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

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

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