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A196649 as a simple table

na(n)
13
223
376
4391
51895
68118
737661
8172339
9791490
103631677
1116619517
1276129750
13348810191
141598275415
157323187236
1633551912535
17153722248869
18704306601498
193226924900161
2014784806391213
2167739415602004
22310360945033631

[3,23,76,391,1895,8118,37661,172339,791490,
 3631677,16619517,76129750,348810191,1598275415,
 7323187236,33551912535,153722248869,704306601498,
 3226924900161,14784806391213,67739415602004,
 310360945033631]