#include <jambo.h>
#define Mulbyandmoveto(_X_)   Mul by '_X_', Move to '_X_'

Main
   filas=0, Get arg numeric '2', Move to 'filas'
   i=0, r=""
   Loop if( var 'i' Is less than 'filas' )
      c=1, j=0
      Set 'c' To str, Move to 'r'
      Loop if ( var 'j' Is less than 'i' )
         Set 'i' Minus 'j', Plus one 'j', Div it; Mul by and move to 'c'
         Multi cat ' r, "\t", Str(c) '; Move to 'r'
         ++j
      Back
      Printnl 'r'
      ++i
   Back
End