User blog comment:Boboris02/Quickly-extending linear hydra/@comment-30118230-20161112153037/@comment-30118230-20161113175827

nope,I said that when there is only one entry it expands,but that's only when there is a zero,like so 0:{a}=1:{a-1,a-1}........,but when the operator isn't zero a:{b}=a^b.