Answer for 4): 45
rule: a(n) = 21 + (57n + (-2)^n - 55)/9
回複:公務員考試: 數列推理: 看看你能做幾道
所有跟帖:
• Unbelievable! -innercool- ♀ (69 bytes) () 09/26/2009 postreply 22:58:18
• 回複:Unbelievable! -jinhr- ♂ (296 bytes) () 10/04/2009 postreply 20:33:51
Answer for 4): 45
rule: a(n) = 21 + (57n + (-2)^n - 55)/9
• Unbelievable! -innercool- ♀ (69 bytes) () 09/26/2009 postreply 22:58:18
• 回複:Unbelievable! -jinhr- ♂ (296 bytes) () 10/04/2009 postreply 20:33:51
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