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A218479 as a simple table

na(n)
01
11
225
3817
430345
51215521
651186169
72233558545
8100094682729
94579454148865
10213011954187225
1110043235050384625
12478897402022246985
1323054568307757054433
141118987674598361862585
1554698321862693296502737
162690410083349269351772713

[1,1,25,817,30345,1215521,51186169,2233558545,
 100094682729,4579454148865,213011954187225,
 10043235050384625,478897402022246985,
 23054568307757054433,1118987674598361862585,
 54698321862693296502737,2690410083349269351772713]