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A028689 as a simple table

na(n)
11
22
36
420
524
642
7110
8156
9272
10342
11432
12506
13812
14930
151332
161344
171640
181806
192162
202756
213422
223660
234422
244970
255256
266162
276806
287832
299312
3010100
3110506
3211342
3311772
3412000
3512656
3616002
3717030
3818632
3919182
4022052
4122650
4224492

[1,2,6,20,24,42,110,156,272,342,432,506,812,930,
 1332,1344,1640,1806,2162,2756,3422,3660,4422,4970,
 5256,6162,6806,7832,9312,10100,10506,11342,11772,
 12000,12656,16002,17030,18632,19182,22052,22650,
 24492]