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A002501 as a simple table

na(n)
11
219
3205
41795
514221
6106819
7778765
85581315
939606541
10279447619
111965098125
1213792018435
1396690872461
14677427332419
154744368982285
1633220131761155
17232579232659981
181628208214321219
1911398072876175245
2079788974736297475
21558532690864457101

[1,19,205,1795,14221,106819,778765,5581315,
 39606541,279447619,1965098125,13792018435,
 96690872461,677427332419,4744368982285,
 33220131761155,232579232659981,1628208214321219,
 11398072876175245,79788974736297475,
 558532690864457101]