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A296274 as a simple table

na(n)
01
14
220
354
4116
5226
6414
7730
81254
92116
103526
115824
129560
1315624
1425456
1541386
1667184
17108969
18176615
19286090
20463257
21749947
221213854
231964503
243179113
255144428
268324411
2713469769
2821795172
2935265997
3057062291
3192329478
32149393029
33241723839
34391118274

[1,4,20,54,116,226,414,730,1254,2116,3526,5824,
 9560,15624,25456,41386,67184,108969,176615,286090,
 463257,749947,1213854,1964503,3179113,5144428,
 8324411,13469769,21795172,35265997,57062291,
 92329478,149393029,241723839,391118274]