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equation to add consecutive numbers. ROW - 4 returns 1 in B5 ROW - 4 returns 2 in B6 This formula will continue to work as long as rows are not added or deleted above the first row of data. Sum sum of two middle numbers number of consecutive numbers.
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Since they are consecutive it means that the 2nd number will be X 1 and the 3rd number will be X 2 and they should all add up to 156.
Add rules lines to separate text. So to create sequential row numbers beginning with 1 we subtract 4. For example n 4 in the last sum above. Sum of squares of 1st n consecutive natural nos nn12n1 6 Sum of cubes of the 1st n consecutive natural nos.
