A085047 - cp's OEIS frontend

A085047 a(n) is the least number not already used such that the arithmetic mean of the first n terms is a square.

n	a(n)
1	1
2	7
3	4
4	24
5	9
6	51
7	16
8	88
9	25
10	135
11	36
12	192
13	49
14	259
15	64
16	336
17	81
18	423
19	100
20	520
21	121
22	627
23	144
24	744
25	169
26	871
27	196
28	1008
29	225
30	1155
31	256
32	1312
33	289
34	1479
35	324
36	1656
37	361
38	1843
39	400
40	2040
41	441
42	2247
43	484
44	2464
45	529
46	2691
47	576
48	2928
49	625
50	3175
51	676
52	3432
53	729

[1, 7, 4, 24, 9, 51, 16, 88, 25, 135, 36, 192, 49, 259, 64, 336, 81, 423, 100, 520, 121, 627, 144, 744, 169, 871, 196, 1008, 225, 1155, 256, 1312, 289, 1479, 324, 1656, 361, 1843, 400, 2040, 441, 2247, 484, 2464, 529, 2691, 576, 2928, 625, 3175, 676, 3432, 729]

cp's OEIS Frontend

A085047 a(n) is the least number not already used such that the arithmetic mean of the first n terms is a square.

Table of values

List of values