S 3 k 1

S 3 k 1S 3 k 1S 3 k 1S 3 k 1
S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1
S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1
S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1
S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1S 3 k 1