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A306960 as a simple table

na(n)
11
210
311
420
591
63628810
73780821
84234421
916030
10151932
113659870
126230161
13303231
142261
15151390
163659781
176230170
18756822
192600820
201965783
216230170
22756822
232600820
241965783
256230170
26756822
272600820
281965783
296230170
30756822
312600820

[1,10,11,20,91,3628810,3780821,4234421,16030,
 151932,3659870,6230161,303231,2261,151390,3659781,
 6230170,756822,2600820,1965783,6230170,756822,
 2600820,1965783,6230170,756822,2600820,1965783,
 6230170,756822,2600820]