rule: a(n) = 21 + (57n + (-2)^n - 55)/9
回复:公务员考试: 数列推理: 看看你能做几道
rule: a(n) = 21 + (57n + (-2)^n - 55)/9
所有跟帖:
• Unbelievable! -innercool- ♀ (69 bytes) () 09/26/2009 postreply 22:58:18
• 回复:Unbelievable! -jinhr- ♂ (296 bytes) () 10/04/2009 postreply 20:33:51