5,8,17,24,37,( ).A.51 B.49 C.48 D.47请附上解题思路,
问题描述:
5,8,17,24,37,( ).A.51 B.49 C.48 D.47请附上解题思路,
答
奇数项是2^(n+1)+1.偶数项是4n(n+1)
5,8,17,24,37,( ).A.51 B.49 C.48 D.47请附上解题思路,
奇数项是2^(n+1)+1.偶数项是4n(n+1)