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A040873 as a simple table

na(n)
030
115
260
315
460
515
660
715
860
915
1060
1115
1260
1315
1460
1515
1660
1715
1860
1915
2060
2115
2260
2315
2460
2515
2660
2715
2860
2915
3060
3115
3260
3315
3460
3515
3660
3715
3860
3915
4060
4115
4260
4315
4460
4515
4660
4715
4860
4915
5060
5115
5260
5315
5460
5515
5660
5715
5860
5915
6060
6115
6260

[30,15,60,15,60,15,60,15,60,15,60,15,60,15,60,15,
 60,15,60,15,60,15,60,15,60,15,60,15,60,15,60,15,
 60,15,60,15,60,15,60,15,60,15,60,15,60,15,60,15,
 60,15,60,15,60,15,60,15,60,15,60,15,60,15,60]