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A253701 as a simple table

na(n)
1264
2304
3480
4700
5992
61262
71790
82538
94020
105990
118836
1212394
1317968
1426012
1538598
1656584
1783518
18120602
19175720
20255184
21375296
22547746
23802690
241169748
251708828
262488792
273641134
285318124
297778660
3011346426
3116583046
3224197884

[264,304,480,700,992,1262,1790,2538,4020,5990,
 8836,12394,17968,26012,38598,56584,83518,120602,
 175720,255184,375296,547746,802690,1169748,
 1708828,2488792,3641134,5318124,7778660,11346426,
 16583046,24197884]