A393679 - OEIS

A393679 as a simple table

n	a(n)
0	1
1	2
2	5
3	10
4	17
5	25
6	35
7	46
8	59
9	74
10	91
11	109
12	129
13	150
14	173
15	198
16	225
17	253
18	283
19	314
20	347
21	382
22	419
23	457
24	497
25	538
26	581
27	626
28	673
29	721
30	771
31	822
32	875
33	930
34	987
35	1045
36	1105
37	1166
38	1229
39	1294
40	1361
41	1429
42	1499
43	1570
44	1643
45	1718
46	1795
47	1873
48	1953
49	2034
50	2117

[1,2,5,10,17,25,35,46,59,74,91,109,129,150,173, 198,225,253,283,314,347,382,419,457,497,538,581, 626,673,721,771,822,875,930,987,1045,1105,1166, 1229,1294,1361,1429,1499,1570,1643,1718,1795,1873, 1953,2034,2117]