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A002318 as a simple table

na(n)
11
23
38
419
542
688
7176
8339
9633
101150
112040
123544
136042
1410128
1516720
1627219
1743746
1869483
19109160
20169758
21261504
22399272
23604560
24908248
251354427
262005710
272950544
284313232
296267642
309055856
3113013440
3218603603
3326463168
3437464230

[1,3,8,19,42,88,176,339,633,1150,2040,3544,6042,
 10128,16720,27219,43746,69483,109160,169758,
 261504,399272,604560,908248,1354427,2005710,
 2950544,4313232,6267642,9055856,13013440,18603603,
 26463168,37464230]