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A200947 as a simple table

na(n)
00
11
22
34
45
58
69
716
817
918
1020
1132
1233
1364
1465
1566
1668
17128
18129
19256
20257
21258
22260
23512
24513
25514
26516
27517
28520
291024
301025
312048
322049
332050
342052
352053
362056
374096
384097
394098
404100
418192
428193
4316384
4416385
4516386
4616388
4732768
4832769
4932770

[0,1,2,4,5,8,9,16,17,18,20,32,33,64,65,66,68,128,
 129,256,257,258,260,512,513,514,516,517,520,1024,
 1025,2048,2049,2050,2052,2053,2056,4096,4097,4098,
 4100,8192,8193,16384,16385,16386,16388,32768,
 32769,32770]