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A078224 as a simple table

na(n)
12
22
33
42
56
63
77
843
9101
101526
1121626
1230507
13767145938
141108516909537
1512667161621083528

[2,2,3,2,6,3,7,43,101,1526,21626,30507,767145938,
 1108516909537,12667161621083528]