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A271878 as a simple table

na(n)
12
24
33
414
58
64
752
838
912
105
11214
12160
1362
1416
156
16916
17741
18288
1986
2020
217
224116
233416
241408
25416
26110
2724
288
2918996
3016270
316856
322110
33544
34134
3528
369
3789894
3878408
3934036
4010576
412812
42672
43158
4432
4510
46433196
47384033
48169936
4953892
5014352

[2,4,3,14,8,4,52,38,12,5,214,160,62,16,6,916,741,
 288,86,20,7,4116,3416,1408,416,110,24,8,18996,
 16270,6856,2110,544,134,28,9,89894,78408,34036,
 10576,2812,672,158,32,10,433196,384033,169936,
 53892,14352]