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A000098 as a simple table

na(n)
01
12
25
310
419
533
657
792
8147
9227
10345
11512
12752
131083
141545
152174
163031
174179
185719
197752
2010438
2113946
2218519
2324428
2432051
2541805
2654265
2770079
2890102
29115318
30147005
31186626
32236064
33297492
34373645
35467707

[1,2,5,10,19,33,57,92,147,227,345,512,752,1083,
 1545,2174,3031,4179,5719,7752,10438,13946,18519,
 24428,32051,41805,54265,70079,90102,115318,147005,
 186626,236064,297492,373645,467707]