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

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

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

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

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