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

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

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

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

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