A218793 - cp's OEIS frontend

A218793 Numbers that can be written as p^2 + 3pq + q^2 with prime p and q.

n	a(n)
1	20
2	31
3	45
4	59
5	79
6	95
7	121
8	125
9	179
10	191
11	229
12	245
13	251
14	295
15	311
16	389
17	395
18	401
19	451
20	479
21	491
22	541
23	569
24	605
25	671
26	695
27	719
28	745
29	809
30	845
31	899
32	971
33	1019
34	1061
35	1109
36	1111
37	1121
38	1151
39	1249
40	1271
41	1301
42	1409
43	1445
44	1451
45	1499
46	1595
47	1619
48	1661
49	1711

[20, 31, 45, 59, 79, 95, 121, 125, 179, 191, 229, 245, 251, 295, 311, 389, 395, 401, 451, 479, 491, 541, 569, 605, 671, 695, 719, 745, 809, 845, 899, 971, 1019, 1061, 1109, 1111, 1121, 1151, 1249, 1271, 1301, 1409, 1445, 1451, 1499, 1595, 1619, 1661, 1711]

cp's OEIS Frontend

A218793 Numbers that can be written as p^2 + 3pq + q^2 with prime p and q.

Table of values

List of values