A189892 - cp's OEIS frontend

A189892 a(n) = n*prime(n) - sum_{i=1..n-1} prime(i).

n	a(n)
1	2
2	4
3	10
4	18
5	38
6	50
7	78
8	94
9	130
10	190
11	212
12	284
13	336
14	364
15	424
16	520
17	622
18	658
19	772
20	852
21	894
22	1026
23	1118
24	1262
25	1462
26	1566
27	1620
28	1732
29	1790
30	1910
31	2344
32	2472
33	2670
34	2738
35	3088
36	3160
37	3382
38	3610
39	3766
40	4006
41	4252
42	4336
43	4766
44	4854
45	5034
46	5126
47	5690

[2, 4, 10, 18, 38, 50, 78, 94, 130, 190, 212, 284, 336, 364, 424, 520, 622, 658, 772, 852, 894, 1026, 1118, 1262, 1462, 1566, 1620, 1732, 1790, 1910, 2344, 2472, 2670, 2738, 3088, 3160, 3382, 3610, 3766, 4006, 4252, 4336, 4766, 4854, 5034, 5126, 5690]

cp's OEIS Frontend

A189892 a(n) = n*prime(n) - sum_{i=1..n-1} prime(i).

Table of values

List of values