A316792 - cp's OEIS frontend

A316792 a(n) is the least prime p such that the second forward difference of three consecutive primes p, q and r is n = -(p - 2q + r)/2.

n	a(n)
0	3
1	7
2	23
3	1531
4	139
5	113
6	523
7	1069
8	887
9	6397
10	1129
11	3137
12	5351
13	2971
14	1327
15	14107
16	9973
17	19333
18	84871
19	16141
20	15683
21	73189
22	31907
23	28229
24	35617
25	35677
26	44293
27	43331
28	107377
29	34061
30	221327
31	134513
32	31397
33	480209
34	173359
35	332317
36	933073
37	736279
38	265621
39	843911
40	404851
41	155921

[3, 7, 23, 1531, 139, 113, 523, 1069, 887, 6397, 1129, 3137, 5351, 2971, 1327, 14107, 9973, 19333, 84871, 16141, 15683, 73189, 31907, 28229, 35617, 35677, 44293, 43331, 107377, 34061, 221327, 134513, 31397, 480209, 173359, 332317, 933073, 736279, 265621, 843911, 404851, 155921]

cp's OEIS Frontend

A316792 a(n) is the least prime p such that the second forward difference of three consecutive primes p, q and r is n = -(p - 2q + r)/2.

Table of values

List of values