Matematika A - 2020. ljeto, 2.

$-8,-4,1,7,\dots -8,-4,1,7,\; \backslash ldots$

$8,-4,2,-1,\dots 8,-4,2,-1,\; \backslash ldots$

$-2,-1,1,2,\dots -2,-1,1,2,\; \backslash ldots$

$2,-1,-4,-7,\dots 2,-1,-4,-7,\; \backslash ldots$