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A002727 as a simple table

na(n)
01
14
213
336
487
5190
6386
7734
81324
92284
103790
116080
129473
1314378
1421323
1530974
1644159
1761898
1885440
19116286
20156240
21207446
22272432
23354162
24456097
25582238
26737205
27926298
281155567
291431892
301763074
312157904
322626276
333179278
343829294
354590118
365477081

[1,4,13,36,87,190,386,734,1324,2284,3790,6080,
 9473,14378,21323,30974,44159,61898,85440,116286,
 156240,207446,272432,354162,456097,582238,737205,
 926298,1155567,1431892,1763074,2157904,2626276,
 3179278,3829294,4590118,5477081]