(0 15 1)(2 21 10 6 4)(3 8 5)(7 12 9)(11 16 13)(14 19 18)(17 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 3 8)

(0 5 3 15 1)(2 21 10 6 4)(7 12 9)(8)(11 16 13)(14 19 18)(17 22 20)
2: (2 21 4)

(0 5 3 15 1)(2)(4 10 6)(7 12 9)(8)(11 16 13)(14 19 18)(17 22 20)(21)
3: (3 15 5)

(0 5 1)(2)(3)(4 10 6)(7 12 9)(8)(11 16 13)(14 19 18)(15)(17 22 20)(21)
4: (4 10 6)

(0 5 1)(2)(3)(4)(6)(7 12 9)(8)(10)(11 16 13)(14 19 18)(15)(17 22 20)(21)