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A276849 as a simple table

na(n)
05
12
29
320
449
5118
6285
7688
81661
94010
109681
1123372
1256425
13136222
14328869
15793960
161916789
174627538
1811171865
1926971268
2065114401
21157200070
22379514541
23916229152
242211972845
255340174842
2612892322529
2731124819900
2875141962329
29181408744558
30437959451445

[5,2,9,20,49,118,285,688,1661,4010,9681,23372,
 56425,136222,328869,793960,1916789,4627538,
 11171865,26971268,65114401,157200070,379514541,
 916229152,2211972845,5340174842,12892322529,
 31124819900,75141962329,181408744558,437959451445]