if (genus,tup) == (0,(1,)):
    return 1
elif tup == ():
    return 0
else:
   resH1 = 0
     for i in range(len(tup)):
         for j in range(i,len(tup)):
                aij=tup[i]+tup[j]
            draftlist= tup.remove(tup[i]).remove(tup[j]).append(aij)
             resH1 += aij*H1(genus,draftlist)


return resH1