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

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

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

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

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