A108154 - cp's OEIS frontend

A108154 a(n) = n^2 - n + 1 if prime else 0.

n	a(n)
1	0
2	3
3	7
4	13
5	0
6	31
7	43
8	0
9	73
10	0
11	0
12	0
13	157
14	0
15	211
16	241
17	0
18	307
19	0
20	0
21	421
22	463
23	0
24	0
25	601
26	0
27	0
28	757
29	0
30	0
31	0
32	0
33	0
34	1123
35	0
36	0
37	0
38	0
39	1483
40	0
41	0
42	1723
43	0
44	0
45	0
46	0
47	0
48	0
49	0
50	0
51	2551
52	0
53	0
54	0
55	2971
56	0
57	0
58	3307
59	0
60	3541
61	0
62	0
63	3907
64	0
65	0
66	0
67	4423
68	0
69	0
70	4831
71	0
72	5113
73	0
74	0
75	0
76	5701
77	0

[0, 3, 7, 13, 0, 31, 43, 0, 73, 0, 0, 0, 157, 0, 211, 241, 0, 307, 0, 0, 421, 463, 0, 0, 601, 0, 0, 757, 0, 0, 0, 0, 0, 1123, 0, 0, 0, 0, 1483, 0, 0, 1723, 0, 0, 0, 0, 0, 0, 0, 0, 2551, 0, 0, 0, 2971, 0, 0, 3307, 0, 3541, 0, 0, 3907, 0, 0, 0, 4423, 0, 0, 4831, 0, 5113, 0, 0, 0, 5701, 0]

cp's OEIS Frontend

A108154 a(n) = n^2 - n + 1 if prime else 0.

Table of values

List of values