A100251 - cp's OEIS frontend

A100251 The square root of A100252; the index of the least square number greater than 1 that is also an n-gonal number, or 0 if none exists.

n	a(n)
3	6
4	2
5	99
6	35
7	9
8	15
9	3
10	0
11	14
12	8
13	6
14	21
15	55
16	4
17	133
18	10
19	22
20	0
21	51
22	27
23	261
24	15
25	5
26	85
27	161
28	9
29	35
30	451
31	21
32	33
33	69
34	14
35	124
36	6
37	44
38	715
39	28
40	24
41	7421
42	217
43	34
44	16
45	23001
46	54
47	1065
48	36
49	7
50	76
51	156
52	0
53	245

[6, 2, 99, 35, 9, 15, 3, 0, 14, 8, 6, 21, 55, 4, 133, 10, 22, 0, 51, 27, 261, 15, 5, 85, 161, 9, 35, 451, 21, 33, 69, 14, 124, 6, 44, 715, 28, 24, 7421, 217, 34, 16, 23001, 54, 1065, 36, 7, 76, 156, 0, 245]

cp's OEIS Frontend

A100251 The square root of A100252; the index of the least square number greater than 1 that is also an n-gonal number, or 0 if none exists.

Table of values

List of values