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

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

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

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

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