Find a pattern for the following sequence. 1,1,3,1,3,5,7,1,3,5,7.....
Let n= the nth number.
Find the nth number of this series
Find a pattern for the following sequence. 1,1,3,1,3,5,7,1,3,5,7.....
Let n= the nth number.
Find the nth number of this series
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Hint: It appears the first $7$ should not be there. Without it, you have one odd number, then two, then three, then four, etc. The block you are in can be recovered from the triangular numbers. If you really mean it with both $7$'s I don't see the pattern.