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

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

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

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

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