Terrible-tethrathoth-ipso-tethrathoth-ipso-tethrathoth

The  terrible-tethrathoth-ipso-tethrathoth-ipso-tethrathoth   is equal to E100((#^^#)^^#)^(#^^#)^(#^^#)100 using Extended Cascading-E Notation. The term was coined by Sbiis Saibian.