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为清晰,对剖析贴重发不带验算的各列数据——
x^(n+1)+y^n=z^(n+1)型不定方程整数解剖析
x^3+y^2=z^3
2^2=4=3*1+1
由u^3+v^4=w^3得
u=v=a^3-1,w=a*(a^3-1)
x=u^1=(a^3-1)^1,y=v^2=(a^3-1)^2,z=w^1=[a^(a^3-1)]^1
a u,v w x y z
-5 -126 630 -126 15876 630
-4 -65 260 -65 4225 260
-3 -28 84 -28 784 84
-2 -9 18 -9 81 18
-1 -2 2 -2 4 2
0 -1 0 -1 1 0
1 0 0 0 0 0
2 7 14 7 49 14
3 26 78 26 676 78
4 63 252 63 3969 252
5 124 620 124 15376 620
x^4+y^3=z^4
3^2=9=4*2+1
由u^8+v^9=w^8得
u=v=a^8-1,w=a*(a^8-1)
x=u^2=(a^8-1)^2,y=v^3=(a^8-1)^3,z=w^2=[a^(a^8-1)]^2
a u,v w x y z
-5 390624 -1953120 1.52587E+11 5.96042E+16 3.81468E+12
-4 65535 -262140 4294836225 2.81462E+14 68717379600
-3 6560 -19680 43033600 2.823E+11 387302400
-2 255 -510 65025 16581375 260100
-1 0 0 0 0 0
0 -1 0 1 -1 0
1 0 0 0 0 0
2 255 510 65025 16581375 260100
3 6560 19680 43033600 2.823E+11 387302400
4 65535 262140 4294836225 2.81462E+14 68717379600
5 390624 1953120 1.52587E+11 5.96042E+16 3.81468E+12
6 1679615 10077690 2.82111E+12 4.73837E+18 1.0156E+14
7 5764800 40353600 3.32329E+13 1.91581E+20 1.62841E+15
8 16777215 134217720 2.81475E+14 4.72237E+21 1.80144E+16
9 43046720 387420480 1.85302E+15 7.97664E+22 1.50095E+17
10 99999999 999999990 1E+16 1E+24 1E+18
x^(n+1)+y^n=z^(n+1)
n^2=(n+1)*(n-1)+1
由u^(n^2-1)+v^(n^2)=w^(n^2-1)得
u=v=a^(n^2-1)-1,w=a*[a^(n^2-1)-1]
x=u^(n-1)=[a^(n^2-1)-1]^(n-1),y=v^n=[a^(n^2-1)-1]^n,z=w^(n-1)={a^[a^(n^2-1)-1]}^(n-1)
n= 4
a u,v w x y z
-5 -30517578126 1.52588E+11 -2.84217E+31 8.67362E+41 3.55271E+33
-4 -1073741825 4294967300 -1.23794E+27 1.32923E+36 7.92282E+28
-3 -14348908 43046724 -2.95431E+21 4.23912E+28 7.97665E+22
-2 -32769 65538 -3.51876E+13 1.15306E+18 2.81501E+14
-1 -2 2 -8 16 8
0 -1 0 -1 1 0
1 0 0 0 0 0
2 32767 65534 3.51812E+13 1.15278E+18 2.81449E+14
3 14348906 43046718 2.95431E+21 4.23911E+28 7.97664E+22
4 1073741823 4294967292 1.23794E+27 1.32923E+36 7.92282E+28
5 30517578124 1.52588E+11 2.84217E+31 8.67362E+41 3.55271E+33
6 4.70185E+11 2.82111E+12 1.03946E+35 4.88737E+46 2.24523E+37
7 4.74756E+12 3.32329E+13 1.07007E+38 5.08022E+50 3.67034E+40
8 3.51844E+13 2.81475E+14 4.35561E+40 1.5325E+54 2.23007E+43
9 2.05891E+14 1.85302E+15 8.72796E+42 1.79701E+57 6.36269E+45
10 1E+15 1E+16 1E+45 1E+60 1E+48
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