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A275960 as a simple table

na(n)
11
25
34
427
522
618
7283
8256
9234
10216
112783
122500
132244
142010
151794
1627381
1724598
1822098
1919854
2017844
2116050
22289573
23262192
24237594
25215496
26195642
27177798
28161748
293294929
303005356
312743164
322505570
332290074
342094432
351916634
361754886
3739857103
3836562174
3933556818
4030813654
4128308084
4226018010
4323923578
4422006944
4520252058

[1,5,4,27,22,18,283,256,234,216,2783,2500,2244,
 2010,1794,27381,24598,22098,19854,17844,16050,
 289573,262192,237594,215496,195642,177798,161748,
 3294929,3005356,2743164,2505570,2290074,2094432,
 1916634,1754886,39857103,36562174,33556818,
 30813654,28308084,26018010,23923578,22006944,
 20252058]