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A226809 as a simple table

na(n)
12
24
36
48
510
614
726
828
932
1034
1152
1282
1386
14106
15126
16128
17134
18152
19206
20244
21248
22268
23368
24626
25628
26634
27652
28706
29730
30734
31754
32854
33868
341354
352188
362192
372212
382312
392812
403126
413128
423134
433152
443206
453368
463854
475312
486562
496566
506586
516686
527186

[2,4,6,8,10,14,26,28,32,34,52,82,86,106,126,128,
 134,152,206,244,248,268,368,626,628,634,652,706,
 730,734,754,854,868,1354,2188,2192,2212,2312,2812,
 3126,3128,3134,3152,3206,3368,3854,5312,6562,6566,
 6586,6686,7186]