Input is a column vector and n.

n columns will be added to the left of the input column. The first value of the row is the sum of the previous row. The matrix will be filled as follow;

 input matrix = [1:8]'
 n = 4;
 output = 
 [
 0	0	0	0	1
 1	0	0	0	2
 3	1	0	0	3
 7	3	1	0	4
 15	7	3	1	5
 31	15	7	3	6
 62	31	15	7	7
 122	62	31	15	8
 ];

I request you to use sum( ) function.

Solve

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Last Solution submitted on May 04, 2026

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Mehdi Dehghan Alexander Ross Hoang Minh Tri Lorenzo Aveledo

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