10 DIM F(20)
15 LET F(0) = 0
20 LET F(1) = 1
25 FOR I = 2 TO 20
30 LET F(I) = F(I-1) + F(I-2)
35 NEXT I
40 FOR X = 0 TO 20
45 PRINT "F(", X, ") = ", F(X), "\n"
50 NEXT X
55 END