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