Bp Hex Grid procuderally generated offset problem

Hi iv been playing around with all the stuff Blueprint can do.

Now im little stuck with creating an procuderally generated grid-tilemap. Im unable to find how to offset the tiles to stop being treaten as 4 edged tile

Ugly gap
http://i1380.photobucket.com/albums/ah198/Krzysztof_Kantoch/ugly%20gap_zps3xzeczlj.jpg

This is the actual Math. ith works very fine for cubes. but cubes arent that fun and i would like to learn how to do that.
I tried a lot of of ways i could imagine but cant fint the correct one.

http://i1380.photobucket.com/albums/ah198/Krzysztof_Kantoch/tile%20math_zpsgef3viso.jpg

Just need some direction not necessary a full solution i love to figure stuff by myself as far as posible.

Hello,
Here you’ll find infos Help with Hex grid generator - Blueprint Visual Scripting - Unreal Engine Forums

Don’t know if you’ve found this solution yet. I’ve found this link to be helpful: