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A173319 as a simple table

na(n)
06
16
211
331
4121
5601
63601
725201
8201601
91814401
1018144001
11199584001
122395008001
1331135104001
14435891456001
156538371840001
16104613949440001
171778437140480001
1832011868528640001
19608225502044160001
2012164510040883200001
21255454710858547200001

[6,6,11,31,121,601,3601,25201,201601,1814401,
 18144001,199584001,2395008001,31135104001,
 435891456001,6538371840001,104613949440001,
 1778437140480001,32011868528640001,
 608225502044160001,12164510040883200001,
 255454710858547200001]