A306190 - cp's OEIS frontend

A306190 a(n) = p^2 - p - 1 where p = prime(n), the n-th prime.

n	a(n)
1	1
2	5
3	19
4	41
5	109
6	155
7	271
8	341
9	505
10	811
11	929
12	1331
13	1639
14	1805
15	2161
16	2755
17	3421
18	3659
19	4421
20	4969
21	5255
22	6161
23	6805
24	7831
25	9311
26	10099
27	10505
28	11341
29	11771
30	12655
31	16001
32	17029
33	18631
34	19181
35	22051
36	22649
37	24491
38	26405
39	27721
40	29755
41	31861
42	32579
43	36289

[1, 5, 19, 41, 109, 155, 271, 341, 505, 811, 929, 1331, 1639, 1805, 2161, 2755, 3421, 3659, 4421, 4969, 5255, 6161, 6805, 7831, 9311, 10099, 10505, 11341, 11771, 12655, 16001, 17029, 18631, 19181, 22051, 22649, 24491, 26405, 27721, 29755, 31861, 32579, 36289]

cp's OEIS Frontend

A306190 a(n) = p^2 - p - 1 where p = prime(n), the n-th prime.

Table of values

List of values