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7Â¥: Originally posted by Edstrayer at 2014-06-26 15:48:43
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a_0=1^2,a_1=2^2,a_{n+1}=(4\sqrt{a_n}-\sqrt{a_{n-1}})^2(n\geq 1)
a_2=49=7^2=(4\times 2-1)^2
a_3=676=26^2=(4\times 7-2)^2
a_4=9409=97^2=(4\times 26-7)^2
a_5=131044=362^2=(4\times 97 ...

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15Â¥2014-06-27 01:45:37
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Edstrayer

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14Â¥: Originally posted by ÏÉľӳÔ at 2014-06-26 21:28:13
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2Â¥2014-06-26 08:16:58
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Edstrayer

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2Â¥: Originally posted by ÏÉľӳÔ at 2014-06-26 08:16:58
µÃµ½an´ÓµÚÈýÏʼµÄµÝÍÆ¹«Ê½ÁË£ºa=(a*4-a)^2;
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ÒýÓûØÌû:
4Â¥: Originally posted by Edstrayer at 2014-06-26 12:05:08
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\left\{\begin{array}{c}a_0=1\\b_0=0\end{array}\right.\left\{\begin{array}{c}a_1=4\\b_1=4\end{array}\right.\left\{\begin{array}{c}a_2=49\\b_2=56\end{array}\right.\left\{\begin{arr ...

26=7*4-2

97=26*4-7

362=97*4-26
Hardtosay.
5Â¥2014-06-26 12:21:19
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4Â¥: Originally posted by Edstrayer at 2014-06-26 12:05:08
Ö±½Ó¼ÆËã¿ÉÒԵõ½£º
\left\{\begin{array}{c}a_0=1\\b_0=0\end{array}\right.\left\{\begin{array}{c}a_1=4\\b_1=4\end{array}\right.\left\{\begin{array}{c}a_2=49\\b_2=56\end{array}\right.\left\{\begin{arr ...

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7=2*4-1
Hardtosay.
6Â¥2014-06-26 12:24:17
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Edstrayer

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6Â¥: Originally posted by ÏÉľӳÔ at 2014-06-26 12:24:17
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7=2*4-1...

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Edstrayer

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ÒýÓûØÌû:
7Â¥: Originally posted by Edstrayer at 2014-06-26 16:48:43
ÄãµÄÒâ˼ÊÇ£º
a_0=1^2,a_1=2^2,a_{n+1}=(4\sqrt{a_n}-\sqrt{a_{n-1}})^2(n\geq 1)
a_2=49=7^2=(4\times 2-1)^2
a_3=676=26^2=(4\times 7-2)^2
a_4=9409=97^2=(4\times 26-7)^2
a_5=131044=362^2=(4\times 97 ...

¾ÍÊÇÕâ¸öÒâ˼¡£
Hardtosay.
9Â¥2014-06-26 16:35:26
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½ð³æ (ÕýʽдÊÖ)

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Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
ÒýÓûØÌû:
7Â¥: Originally posted by Edstrayer at 2014-06-26 16:48:43
ÄãµÄÒâ˼ÊÇ£º
a_0=1^2,a_1=2^2,a_{n+1}=(4\sqrt{a_n}-\sqrt{a_{n-1}})^2(n\geq 1)
a_2=49=7^2=(4\times 2-1)^2
a_3=676=26^2=(4\times 7-2)^2
a_4=9409=97^2=(4\times 26-7)^2
a_5=131044=362^2=(4\times 97 ...

ÄãÕ⹫ʽ´òµÃͦƯÁÁµÄ¡£
Hardtosay.
10Â¥2014-06-26 16:35:51
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