Any combination of one and two opposite-signed numbers will produce a nice cylinder-thing. :) Sorry for spamming the comments. I imagine this happens a lot on this game.
If you're looking for a way to make the game easy, this song is amazing
(Damniteasy)cg-gcg-gcg-gcg-gcg-gcg-gcg-gcg-Z-Z-Z-Z-Z-Z-Z-s,hT-chT-chT-chT-chT-chT-chT-chT-chT-chT-chT-chT-chT-chT-chT-chT-Z-Z-Z-Z-Z-Z-Z-o,-Z-Z-Z-Z-Z-Z-Z-Z-x,-Z-Z-Z-Z-Z-Z-Z-Z-x
Gah, got hit once...on, of all places, the 4th boos >_< oh well, that was only my 2nd try, i should get it fairly easily next time since I know all the patterns. 659,767,486 :)