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A054886 as a simple table

na(n)
01
13
26
310
416
526
642
768
8110
9178
10288
11466
12754
131220
141974
153194
165168
178362
1813530
1921892
2035422
2157314
2292736
23150050
24242786
25392836
26635622
271028458
281664080
292692538
304356618
317049156
3211405774
3318454930
3429860704
3548315634
3678176338
37126491972

[1,3,6,10,16,26,42,68,110,178,288,466,754,1220,
 1974,3194,5168,8362,13530,21892,35422,57314,92736,
 150050,242786,392836,635622,1028458,1664080,
 2692538,4356618,7049156,11405774,18454930,
 29860704,48315634,78176338,126491972]