Pyramid Problem No. 89

 Q.89 Any number geometric sequence number pyramid as:

 7
 14 15
 28 29 30 31
 56 57 58 59 60 61 62 63

Solving in C :

#include <stdio.h>
#include<math.h>
    int main(){
        int n=4,row,col,count;
        for(row=0; row<n; row++){
            for(col=1,count=7*pow(2,row); col<=pow(2,row); col++) printf("%-3d",count++);
            
            printf("\n");
        }
        return 0;
    }