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A037793 as a simple table

na(n)
13
214
357
4228
5915
63662
714649
858596
9234387
10937550
113750201
1215000804
1360003219
14240012878
15960051513
163840206052
1715360824211
1861443296846
19245773187385
20983092749540
213932370998163
2215729483992654
2362917935970617
24251671743882468
251006686975529875
264026747902119502

[3,14,57,228,915,3662,14649,58596,234387,937550,
 3750201,15000804,60003219,240012878,960051513,
 3840206052,15360824211,61443296846,245773187385,
 983092749540,3932370998163,15729483992654,
 62917935970617,251671743882468,1006686975529875,
 4026747902119502]