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A172913 as a simple table

na(n)
13432
2492872166072
3276686670102097569600
4292602598138566972319466403000
5446297806870359768599238974918072797632
6864293171071670188384186291883505606721028274624

[3432,492872166072,276686670102097569600,
 292602598138566972319466403000,
 446297806870359768599238974918072797632,
 864293171071670188384186291883505606721028274624]