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A116729 as a simple table

na(n)
01
12
25
312
422
534
648
764
882
9102
10124
11148
12174
13202
14232
15264
16298
17334
18372
19412
20454
21498
22544
23592
24642
25694
26748
27804
28862
29922

[1,2,5,12,22,34,48,64,82,102,124,148,174,202,232,
 264,298,334,372,412,454,498,544,592,642,694,748,
 804,862,922]