Răspuns :
1363
1364 1365 1366 1367
1363+
1364+
1365+
1366+
1367
--------
6825
1364 1365 1366 1367
1363+
1364+
1365+
1366+
1367
--------
6825
x+(x+1)+(x+2)+(x+3)+(x+4)
x+2=1365
x=1363, x+1=1364. x+3=1366, x+4=1367
suma =1363+1364+1365+1366+1367=6825
x+2=1365
x=1363, x+1=1364. x+3=1366, x+4=1367
suma =1363+1364+1365+1366+1367=6825