What is the number of 0-simplices of a standard $n$-simplex after its second barycentric subdivision?
By the way of counting, this number is 1, 5 and 25 for 0-, 1- and 2-simplices, respectively.
Thanks in advance!
2025-01-13 05:42:49.1736746969
Number of 0-simplices after second barycentric subdivision of a standard simplex
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