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A072049 as a simple table

na(n)
12
24
38
416
532
664
7128
8256
9512
1032
1145
1264
1390
14128
15181
16256
17362
1864
1980
20101
21128
22161
23203
24256
25322
26406
27107
28128
29152
30181
31215
32256
33304
34362
35430
36512
37168
38194
39222
40256
41294
42337
43388
44445
45512
46203
47228
48256
49287
50322
51362
52406
53456
54512
55574

[2,4,8,16,32,64,128,256,512,32,45,64,90,128,181,
 256,362,64,80,101,128,161,203,256,322,406,107,128,
 152,181,215,256,304,362,430,512,168,194,222,256,
 294,337,388,445,512,203,228,256,287,322,362,406,
 456,512,574]