A357813 - cp's OEIS frontend

A357813 a(n) is the least number k such that the sum of n^2 consecutive primes starting at prime(k) is a square.

n	a(n)
2	3
3	1
4	78
5	333
6	84
7	499
8	36
9	1874
10	1102
11	18
12	183
13	2706
14	23
15	104
16	739
17	1055
18	8435
19	633
20	42130
21	13800
22	942
23	55693
24	7449
25	13270
26	41410
27	4317
28	17167
29	61999
30	17117
31	9161
32	46704
33	12447
34	2679
35	2971
36	3946
37	103089
38	6359
39	19601
40	7240
41	422
42	690
43	20851
44	963
45	36597
46	3559
47	111687
48	12926
49	4071
50	30622
51	6355

[3, 1, 78, 333, 84, 499, 36, 1874, 1102, 18, 183, 2706, 23, 104, 739, 1055, 8435, 633, 42130, 13800, 942, 55693, 7449, 13270, 41410, 4317, 17167, 61999, 17117, 9161, 46704, 12447, 2679, 2971, 3946, 103089, 6359, 19601, 7240, 422, 690, 20851, 963, 36597, 3559, 111687, 12926, 4071, 30622, 6355]

cp's OEIS Frontend

A357813 a(n) is the least number k such that the sum of n^2 consecutive primes starting at prime(k) is a square.

Table of values

List of values