OK, so you've got your BlinkyTape and you need a BlinkyTape Christmas Tree decoration.
Here's the structure, now program those sequences....
I won't get a chance to program these until the weekend, but I'm thinking of sequencing the lights up and down the tree then in columns round the tree. I'd love to see any others you come up with (if you're that way inclined).
I printed it with 2 perimeters and 0% fill at 0.32mm layer height in PLA on a Replicator 2