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A270248 as a simple table

na(n)
10
24
312
416
528
636
748
852
964
1076
1184
12100
13108
14112
15124
16144
17148
18156
19172
20192
21196
22208
23228
24244
25252
26256
27268
28292
29300
30304
31316
32324
33336
34364
35372
36388
37400
38412
39432
40436
41444
42448
43468
44484
45496
46508
47516
48532
49556
50576
51588
52592
53604
54624
55628
56652
57676

[0,4,12,16,28,36,48,52,64,76,84,100,108,112,124,
 144,148,156,172,192,196,208,228,244,252,256,268,
 292,300,304,316,324,336,364,372,388,400,412,432,
 436,444,448,468,484,496,508,516,532,556,576,588,
 592,604,624,628,652,676]