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A025273 as a simple table

na(n)
11
20
31
41
52
65
712
829
972
10182
11466
121207
133158
148334
1522158
1659299
17159614
18431838
191173710
203203244
218774780
2224118522
2366497316
24183858411
25509670494
261416231616
273944027402
2811006186760
2930772507128
3086191006746
31241815195292
32679488418879

[1,0,1,1,2,5,12,29,72,182,466,1207,3158,8334,
 22158,59299,159614,431838,1173710,3203244,8774780,
 24118522,66497316,183858411,509670494,1416231616,
 3944027402,11006186760,30772507128,86191006746,
 241815195292,679488418879]