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A320409 as a simple table

na(n)
11
22
32
44
56
64
78
814
914
108
1116
1235
1347
1435
1516
1632
1795
18156
19156
2095
2132
2264
23257
24548
25786
26548
27257
2864
29128
30700
311970
323761
333761
341970
35700
36128
37256
381907
397049
4018725
4127236
4218725
437049
441907
45256
46512
475202
4825364
4992578
50191615
51191615
5292578

[1,2,2,4,6,4,8,14,14,8,16,35,47,35,16,32,95,156,
 156,95,32,64,257,548,786,548,257,64,128,700,1970,
 3761,3761,1970,700,128,256,1907,7049,18725,27236,
 18725,7049,1907,256,512,5202,25364,92578,191615,
 191615,92578]