User blog comment:Nayuta Ito/Ita-Chihaya number/@comment-5529393-20140824021928/@comment-25337554-20140824045644

I want it to be like this:

SH((1,0),1)

=SH((0,SH((0,1),1)),1)

=SH((SH(1,1)),1)

$$\simeq SH(39\uparrow\uparrow2,1)$$