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A061776 as a simple table

na(n)
01
13
26
312
418
530
642
766
890
9138
10186
11282
12378
13570
14762
151146
161530
172298
183066
194602
206138
219210
2212282
2318426
2424570
2536858
2649146
2773722
2898298
29147450
30196602
31294906
32393210
33589818
34786426
351179642
361572858
372359290
383145722
394718586
406291450

[1,3,6,12,18,30,42,66,90,138,186,282,378,570,762,
 1146,1530,2298,3066,4602,6138,9210,12282,18426,
 24570,36858,49146,73722,98298,147450,196602,
 294906,393210,589818,786426,1179642,1572858,
 2359290,3145722,4718586,6291450]