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A307415 as a simple table

na(n)
11
24
310
426
553
6116
7215
8434
9766
101480
112539
124776
138045
1414864
1524722
1645094
1774305
18134236
19219619
20393790
21640646
221141844
231849175
243279696
255291353
269346396
2715031450
2826458994
2942438221
3074479940
31119182319
32208629386
33333170830
34581904544
35927617347
361616924664

[1,4,10,26,53,116,215,434,766,1480,2539,4776,8045,
 14864,24722,45094,74305,134236,219619,393790,
 640646,1141844,1849175,3279696,5291353,9346396,
 15031450,26458994,42438221,74479940,119182319,
 208629386,333170830,581904544,927617347,
 1616924664]