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A228887 as a simple table

na(n)
14
235
3120
4286
5560
6969
71540
82300
93276
104495
115984
127770
139880
1412341
1515180
1618424
1722100
1826235
1930856
2035990
2141664
2247905
2354740
2462196
2570300
2679079
2788560
2898770
29109736
30121485
31134044
32147440
33161700
34176851
35192920
36209934
37227920
38246905

[4,35,120,286,560,969,1540,2300,3276,4495,5984,
 7770,9880,12341,15180,18424,22100,26235,30856,
 35990,41664,47905,54740,62196,70300,79079,88560,
 98770,109736,121485,134044,147440,161700,176851,
 192920,209934,227920,246905]