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A049480 as a simple table

na(n)
11
24
310
421
539
666
7104
8155
9221
10304
11406
12529
13675
14846
151044
161271
171529
181820
192146
202509
212911
223354
233840
244371
254949
265576
276254
286985
297771
308614
319516
3210479
3311505
3412596
3513754
3614981
3716279
3817650
3919096
4020619
4122221

[1,4,10,21,39,66,104,155,221,304,406,529,675,846,
 1044,1271,1529,1820,2146,2509,2911,3354,3840,4371,
 4949,5576,6254,6985,7771,8614,9516,10479,11505,
 12596,13754,14981,16279,17650,19096,20619,22221]