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A144508 as a simple table

na(n)
01
14
2121
318252
47958726
57528988476
613130817809439
738001495237579931
8169490425291053577442
91102725620990181693266071
1010030550674270068548738783696
11123317200510025161580777179001154
121993320784474917266370637900936051186
1341401645296339316791633672053851083955147

[1,4,121,18252,7958726,7528988476,13130817809439,
 38001495237579931,169490425291053577442,
 1102725620990181693266071,
 10030550674270068548738783696,
 123317200510025161580777179001154,
 1993320784474917266370637900936051186,
 41401645296339316791633672053851083955147]