We’ve updated our Terms of Service. A new AI Addendum clarifies how Stack Overflow utilizes AI interactions.

Return to Revisions

Python 2, 158 bytes

n,d=input()
r=[1]
exec"print''.join('.-~+*#@$'[[i for i in range(8)if c%d**i<1][-1]]*2for c in r).center(2*n);r=[1]+[a+b for a,b in zip(r[:-1],r[1:])]+[1];"*n

Try it online!

Uses .-~+*#@$ as the 8 characters instead of 8 colors.