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A303537 as a simple table

na(n)
01
12
22
312
422
5124
6276
71496
83686
919436
1051068
11263720
12724860
133681880
1410466920
1552450992
16153093254
17758495564
182261603564
1911096526344
2033676743956
21163842737928
22504738342808
232437418983888
247605947276508
2536487283224952
26115140704639576

[1,2,2,12,22,124,276,1496,3686,19436,51068,263720,
 724860,3681880,10466920,52450992,153093254,
 758495564,2261603564,11096526344,33676743956,
 163842737928,504738342808,2437418983888,
 7605947276508,36487283224952,115140704639576]