Function Problems

How to Calculate Recurring Year Intervals with Excel Formulas

Partner Editor Sep 27, 2026 869 views

Question details

The user needs an Excel formula to automatically output a specific project spending amount only when the current year matches a recurring interval (e.g., every two years) starting from a baseline year.

How to Calculate Recurring Year Intervals with Excel Formulas

Product: Excel
Device & OS: not provided
Scenario: Financial modeling or project planning where expenses or resource allocations occur at regular yearly intervals.
Observed behavior: The goal is to automatically populate row cells with the designated spending amount for matching interval years and leave the cells blank for non-matching years.

Before you start

Ensure your spreadsheet is set up with defined reference cells for the project start year, spending amount, interval value, and consecutive year headers in a single row.

Solution 1Recommended

Use the SEQUENCE Function with IF and OR

This solution uses modern dynamic array functions to create an invisible array of recurring years and checks if the current column's year matches any of those generated years.

The SEQUENCE function can generate a continuous list of years based on your starting year and interval step. Wrapping this in an OR function allows Excel to verify if the column header year is part of that recurring sequence.

Identify reference cells

Locate the cells containing your variables. For example, assume $B$1 is the start year, $B$2 is the spending amount, $D$2 is the interval, and A4 is your first year column header.

Enter the formula

Click on the first target cell under your initial year header (e.g., below A4) and enter the formula: =IF(OR(SEQUENCE(1,100,$B$1,$D$2)=A4),$B$2,"").

Fill the formula across rows

Select the cell with the formula, click and hold the small square at the bottom-right corner (fill handle), and drag it to the right across all your year columns.

Use the SEQUENCE Function with IF and OR

Formula Compatibility: The SEQUENCE function is available in newer software versions that support dynamic arrays. The '100' in the formula represents generating 100 intervals; you can lower this number based on your maximum project duration.

Efficient Spreadsheet Management

Calculate Recurring Intervals Easily in WPS Spreadsheet

WPS Spreadsheet fully supports advanced formulas, including dynamic array functions like SEQUENCE, allowing you to build complex financial models and project timelines with ease.

1. Open your file in WPS Spreadsheet: Launch WPS Office and open your financial planning or project tracker workbook.
2. Select the target cell: Click on the first cell in your timeline where you want the recurring spending amount to appear.
3. Input the dynamic formula: Type =IF(OR(SEQUENCE(1,100,$B$1,$D$2)=A4),$B$2,"") into the formula bar and press Enter.
4. Apply across the timeline: Drag the fill handle to the right to instantly apply the formula across your remaining year headers.

Fully compatible with Microsoft Excel formulas and dynamic arraysLightweight application that runs smoothly on any deviceFree built-in templates for financial planning and project management

microsoft office alternative - wps office

Frequently Asked Questions

How do I calculate recurring intervals without the SEQUENCE function?

For older versions of Excel or WPS Office without dynamic arrays, you can use the MOD function. An alternative formula is =IF(AND(A4>=$B$1, MOD(A4-$B$1, $D$2)=0), $B$2, ""). This checks if the difference between the current year and the start year is perfectly divisible by your interval.

Why is the formula returning a #NAME? error?

The #NAME? error usually occurs if your version of the spreadsheet software does not support the SEQUENCE function, or if there is a typo in the function name. Ensure your software is updated to a version that supports dynamic arrays.

How can I limit the formula to stop calculating after a certain project end date?

You can add an additional condition using the AND function to verify the year header is less than or equal to an end date. For example: =IF(AND(A4<=$C$1, OR(SEQUENCE(1,100,$B$1,$D$2)=A4)), $B$2, ""), where $C$1 contains your project's final year.

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