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A189905 as a simple table

na(n)
12
24
34
48
516
68
715
864
964
1015
1128
12225
13512
14225
1528
1652
17784
183375
193375
20784
2152
2296
232704
2421952
2535656
2621952
272704
2896
29177
309216
31140608
32372850
33377517
34140608
359216
36177
37326
3831329
39884736
403833322
416442436
423810503
43884736
4431329
45326
46600

[2,4,4,8,16,8,15,64,64,15,28,225,512,225,28,52,
 784,3375,3375,784,52,96,2704,21952,35656,21952,
 2704,96,177,9216,140608,372850,377517,140608,9216,
 177,326,31329,884736,3833322,6442436,3810503,
 884736,31329,326,600]