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A007168 as a simple table

na(n)
11
22
37
426
5114
6512
72427
811794
958787
10298188
111535962
128009527
1342209709
14224435066
151202611161
166487520874
1735204691958
18192042016789
191052495823168
205792479501760
2132000066582116
22177388902951224
23986412534845206
245500872578870102

[1,2,7,26,114,512,2427,11794,58787,298188,1535962,
 8009527,42209709,224435066,1202611161,6487520874,
 35204691958,192042016789,1052495823168,
 5792479501760,32000066582116,177388902951224,
 986412534845206,5500872578870102]