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A176611 as a simple table

na(n)
01
11
25
315
445
5151
6549
72083
88133
932487
10132141
11545299
122277021
139603111
1440844629
15174997363
16754562037
173271847975
1814257744125
1962407576979
20274256671949
211209604653095
225352444701861
2323755193862131

[1,1,5,15,45,151,549,2083,8133,32487,132141,
 545299,2277021,9603111,40844629,174997363,
 754562037,3271847975,14257744125,62407576979,
 274256671949,1209604653095,5352444701861,
 23755193862131]