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

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

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

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

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