U10 = 28595 ; U15 = 8725987 ; U21 = 9884879423 0

1,0

S

10

=

^{40149 ;}

S

15

=

13088980 ; S

20

= 4942439711Qui trình bấm phím:1 STO A, 2 STO B, 3 STO M, 2 STO D, ALPHA D, ALPHA=,ALPHA D+1, ALPHA : , ALPHA C, ALPHA =, 3 ALPHA A, +, 2ALPHA B, ALPHA : , ALPHA M, ALPHA =, ALPHA M + ALPHAC, ALPHA : ALPHA A, ALPHA =, ALPHA B, ALPHA : , ALPHA B,ALPHA =, ALPHA C, ALPHA : , ALPHA D, ALPHA=, ALPHA D+1, ALPHA : , ALPHA C, ALPHA =, ALPHA 2 ALPHA A, +, 3 ALPHA B, ALPHA : , ALPHA M, ALPHA =, ALPHA M + ALPHA C, ALPHA : ALPHA A, ALPHA =, ALPHA B, ALPHA : , ALPHA B, ALPHA =, ALPHA C, sau đó bấm = liên tiếp, D là

chỉ số, C là u

D

, M là S

D