Differences

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partial_groupoids [2018/08/04 18:04]
jipsen
partial_groupoids [2018/08/04 18:07] (current)
jipsen
Line 45: Line 45:
  f(1)= &2\\   f(1)= &2\\
  f(2)= &45\\   f(2)= &45\\
-  f(3)= &\\ +  f(3)= &43968\\ 
-  f(4)= &\\ +  f(4)= &6358196250\\ 
-  f(5)= &\\+  f(5)= &236919104155855296\\
\end{array}$     \end{array}$    
 +
 +See http://oeis.org/A090601
====Subclasses==== ====Subclasses====