Biggest Number In Numberblocks (Can You Beat That?)

Instructions

This can also be 3#3#4#1#8 = [3, 3, 4, [3, 3, 4, [3, 3, 4, [3, 3, 4, [3, 3, 4, [3, 3, 4, [3, 3, 4, [3, 3, 4]]]]]]]