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A004340 as a simple table

na(n)
101
1144
121128
1322100
14367290
155461512
1674974368
17969443904
1811969016345
19142466675900
201646492110120
2118574174153080
22205371886988268
232232785266876080
2423929614612052080
25253338471349988640

[1,44,1128,22100,367290,5461512,74974368,
 969443904,11969016345,142466675900,1646492110120,
 18574174153080,205371886988268,2232785266876080,
 23929614612052080,253338471349988640]