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A089737 as a simple table

na(n)
01
13
27
317
441
598
6235
7565
81362
93294
107992
1119450
1247475
13116204
14285178
15701585
161730003
174275162
1810586164
1926263365
2065273566
21162499838
22405185762
231011815774
242530219435
256335642377
2615884284791
2739871297479
28100194076029

[1,3,7,17,41,98,235,565,1362,3294,7992,19450,
 47475,116204,285178,701585,1730003,4275162,
 10586164,26263365,65273566,162499838,405185762,
 1011815774,2530219435,6335642377,15884284791,
 39871297479,100194076029]