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A237783 as a simple table

na(n)
186736
22839146
393725888
43131569162
5104657092608
63504178922346
7117069717739712
83909602732545636
9130784267440486072
104378577665429508112
11146290969991187573856
124885597597088618033052
13163438790787121549822620

[86736,2839146,93725888,3131569162,104657092608,
 3504178922346,117069717739712,3909602732545636,
 130784267440486072,4378577665429508112,
 146290969991187573856,4885597597088618033052,
 163438790787121549822620]