10,3,13,1,14,2,16,9,()
3,2;5,1;6,4;10,2;12,8;()
(3,4),(6,8),(13,15),(27,29),()
3,–5,6,–9,11,–15,18,–23,()
3,9,18,30,45,()
2,12,30,56,90,()
5,9,17,33,()
17,27,39,()
6,12,19,32,52,()
24,32,41,51,62,()
0,24,12,18,15,()
250,296,346,400,()
42,40,37,32,25,(),1
0,(),2,6,12,20
20,21,23,26,31,(),52