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A207458 as a simple table

na(n)
114
2196
3546
43850
514896
684266
7370734
81922564
98935850
1044655394
11212625504
121045480786
135031607126
1424563900900
15118782802866
16578049254426
172801168057744
1813612500276634
1966026807997150
20320661548440324

[14,196,546,3850,14896,84266,370734,1922564,
 8935850,44655394,212625504,1045480786,5031607126,
 24563900900,118782802866,578049254426,
 2801168057744,13612500276634,66026807997150,
 320661548440324]