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A252454 as a simple table

na(n)
11731
27223
338966
4203320
51058050
65596619
729527662
8155721485
9823647387
104355427974
1123011713271
12121620027508
13643010695889
143399424543954
1517969865361314
1694992368742548
17502171830132233
182654727031396843

[1731,7223,38966,203320,1058050,5596619,29527662,
 155721485,823647387,4355427974,23011713271,
 121620027508,643010695889,3399424543954,
 17969865361314,94992368742548,502171830132233,
 2654727031396843]