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A001160 as a simple table

na(n)
11
233
3244
41057
53126
68052
716808
833825
959293
10103158
11161052
12257908
13371294
14554664
15762744
161082401
171419858
181956669
192476100
203304182
214101152
225314716
236436344
248253300
259768751
2612252702
2714408200
2817766056
2920511150

[1,33,244,1057,3126,8052,16808,33825,59293,103158,
 161052,257908,371294,554664,762744,1082401,
 1419858,1956669,2476100,3304182,4101152,5314716,
 6436344,8253300,9768751,12252702,14408200,
 17766056,20511150]