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A249768 as a simple table

na(n)
01
12
22
32
42
510
68
72
82
958
10104
11186
12292
13442
14410
152
162
173434
186856
1913674
2027192
2153912
22105770
23205628
24389108
25732762
261286970
272181624
283237606
295206764
304527418
312204
322
3340384330
3480768648
35161537226
36323074168
37646146872
381292283522
392584509436

[1,2,2,2,2,10,8,2,2,58,104,186,292,442,410,2,2,
 3434,6856,13674,27192,53912,105770,205628,389108,
 732762,1286970,2181624,3237606,5206764,4527418,
 2204,2,40384330,80768648,161537226,323074168,
 646146872,1292283522,2584509436]