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A164156 as a simple table

na(n)
01
12
24
38
414
526
648
788
8166
9312
10590
111124
122140
134092
147844
1515060
1628998
1755940
18108124
19209408
20406218
21789272
221535792
232992312
245837488
2511400876
2622289812
2743621496
2885444828
29167507880
30328642084
31645245632
321267710158
332492228804

[1,2,4,8,14,26,48,88,166,312,590,1124,2140,4092,
 7844,15060,28998,55940,108124,209408,406218,
 789272,1535792,2992312,5837488,11400876,22289812,
 43621496,85444828,167507880,328642084,645245632,
 1267710158,2492228804]