问题标题:
帮我算几个找规律的题目.1,1,2,6,1,3,5,7,9,13,15,,0,1,1,2,4,7,13,2,3,10,15,26,1,10,31,70,133,1,2,3,7,46,0,1,3,8,22,63,
问题描述:

帮我算几个找规律的题目.

1,1,2,6,

1,3,5,7,9,13,15,,

0,1,1,2,4,7,13,

2,3,10,15,26,

1,10,31,70,133,

1,2,3,7,46,

0,1,3,8,22,63,

林青云回答:
  1,1,2,6,12(1*2,2*3,3*4=12)1,3,5,7,9,13,15,17(奇数分组吧)1,1,1,2,4,7,13,25(4*2-1,7*2-1,13*2-1=25)2,3,10,15,26,39偶数项与其前一项的比例为2:3;1,10,31,70,133,226后项减前项得一新数列:9,21,39,63,此新数...
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《帮我算几个找规律的题目.1,1,2,6,1,3,5,7,9,13,15,,0,1,1,2,4,7,13,2,3,10,15,26,1,10,31,70,133,1,2,3,7,46,0,1,3,8,22,63,|小学数学问答-字典翻译问答网》
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