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A301866 as a simple table

na(n)
11
221
3143
4208
5314
6459
7957
81652
92685
105091
1120155
1238180
1341265
1445716
1554722
16116937
17161001
18186794
19230390
20274533
21338547
22416577
23430137
24495187

[1,21,143,208,314,459,957,1652,2685,5091,20155,
 38180,41265,45716,54722,116937,161001,186794,
 230390,274533,338547,416577,430137,495187]