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A221528 as a simple table

na(n)
00
14
28
316
416
516
632
744
832
916
1032
1164
1296
1364
1480
15100
1664
1716
1832
1964
2096
21128
22144
23168
24176
2580
2696
27176
28256
29160
30176
31212
32128
3316
3432
3564
3696
37128
38144
39176
40208
41168
42192
43256
44400
45320
46336
47364
48336
49112
5096
51192
52288
53368
54416
55496

[0,4,8,16,16,16,32,44,32,16,32,64,96,64,80,100,64,
 16,32,64,96,128,144,168,176,80,96,176,256,160,176,
 212,128,16,32,64,96,128,144,176,208,168,192,256,
 400,320,336,364,336,112,96,192,288,368,416,496]