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A025959 as a simple table

na(n)
01
118
2209
31998
417157
5137970
61063273
77962966
858471853
9423482202
103037367697
1121634921854
12153344743189
131083048862914
147630057197881
1553656123623462
16376830071424765
172644030889883306
1818539455617424225

[1,18,209,1998,17157,137970,1063273,7962966,
 58471853,423482202,3037367697,21634921854,
 153344743189,1083048862914,7630057197881,
 53656123623462,376830071424765,2644030889883306,
 18539455617424225]