Find first index with odd entry in vector

Hi,

I am trying write code to find the first odd entry in a vector. Such that:

a = [4 2 5 5 2 1]'

enter magical code here

b = 3

Any help is appreciated!

[KALYAN ACHARJYA]

Please do read here Foundation MATLAB

[Stephen23]

https://web.archive.org/web/20201122054522/https://www.mathworks.com/matlabcentral/answers/656788-find-first-index-with-odd-entry-in-vector

Original question by Giovanni Rodrigue:

Find first index with odd entry in vector

Hi,

I am trying write code to find the first odd entry in a vector. Such that:

a = [4 2 5 5 2 1]'

enter magical code here

b = 3

Any help is appreciated!