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A198642 as a simple table

na(n)
14
236
336
4376
52436
6376
73936
8162776
9162776
103936
1141216
1210937316
1370145916
1410937316
1541216
16431616
17734979136
1830189380016
1930189380016
20734979136
21431616
224519936
2349393306556
2413004327687556
2583436203795656
2613004327687556

[4,36,36,376,2436,376,3936,162776,162776,3936,
 41216,10937316,70145916,10937316,41216,431616,
 734979136,30189380016,30189380016,734979136,
 431616,4519936,49393306556,13004327687556,
 83436203795656,13004327687556]