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A246063 as a simple table

na(n)
02
11
23
39
415
564
645
7256
896
9144
10192
114096
12240
1316384
14768
15576
16480
17262144
18720
191048576
20960
212304
2212288
2316777216
241440
255184
2649152
273600
283840
291073741824
302880
314294967296
323360
3336864
34786432
3520736
365040
37274877906944
383145728
39147456
406720

[2,1,3,9,15,64,45,256,96,144,192,4096,240,16384,
 768,576,480,262144,720,1048576,960,2304,12288,
 16777216,1440,5184,49152,3600,3840,1073741824,
 2880,4294967296,3360,36864,786432,20736,5040,
 274877906944,3145728,147456,6720]