- .
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: , , , , , .
, , .
, . , , () , n- - (f n=1 = 50 , f n=2 = 100 , f n=3 = 150 ...). | . 2.3 . |
, , , (1, 4, 7 ..), (2, 5, 8 ..) ( ).
( ) .
13109-97 2- 40- .
. , :
. (2.10)
(5, 7, 11), (2, 3, 4, 6, 8). . .
:
, (2.11)
0 , ν , aν, bν - .
ν=1 , . .
:
(2.12)
(2.13)
ν - ,
|
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(2.14)
, :
, (2.15)
Uν, U1 ν - 1- .