|   | 1 |  initial version  | 
Using a dictionary might help here.
Example:
sage: from sage.homology.simplicial_set import AbstractSimplex, SimplicialSet
sage: v = {i: AbstractSimplex(0) for i in range(4)}
sage: v[0]
Delta^0
sage: v[1]
Delta^0
sage: v[2]
Delta^0
sage: v[3]
Delta^0
 Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.
 
                
                Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.