|
|
|
|
|
|
1 |
2a1 |
1 |
2a2 |
1 |
2an |
1 |
2 |
1 |
2 |
1 |
2 |
3 | 1995x2+1996y2+1997z2 |
3 | 1995 |
3 | 1996 |
3 | 1997 |
1 |
x |
1 |
y |
1 |
z |
x |
y+z |
y |
z+x |
z |
x+y |
a |
a+1 |
b |
b+1 |
c |
c+1 |
1 |
a |
1 |
b |
1 |
c |
1 |
1998 |
1 |
n |
1 |
n |
1 |
p |
1 |
q |
1 |
n |
1 |
n+a |
1 |
n+b |
1 |
6 |
1 |
x |
1 |
y |
1 |
z |
1989x+1991y+1993z |
1989 |
1991 |
1993 |
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