Sat 22 Oct 2016

## Challenge 54 - Make a Sequence like A_B__C___D____E_____F......

By |Saturday, October 22nd, 2016|Categories: Challenges||1 Comment

This time challenge before you is to write a formula which can be dragged down and leaves so many blank cells - 1 before that alphabet's position in English Language. Hence, the sequence will start with A, will leave 1 blank cell, then B, then 2 blank cells, then C, then 3 blank cells, then D, then 4 blank cells, then E, then 5 blank cells, then F....................................................................then 24 blank cells, then Y and finally 25 blank cells and then Z.

Tue 16 Aug 2016

## Solution - Challenge 47 - Generate Pentagonal Series

By |Tuesday, August 16th, 2016|Categories: Solutions||0 Comments

Below isĀ  a possible solution to the problem - Challenge 47 - Generate Pentagonal Series

Put following formula and drag down -

=ROWS(\$1:1)*(3*ROWS(\$1:1)-1)/2

Sat 16 Jul 2016

## Challenge 47 - Generate Pentagonal Series

By |Saturday, July 16th, 2016|Categories: Challenges||2 Comments

Pentagonal number series is following - 1, 5, 12, 22, 35, 51, 70, 92, 117, 145, 176....

You need to write an Excel formula which can be dragged down and generates the above sequence.

The solution to this problem will be published after a month i.e. on 16-Aug-16.