A214771 - cp's OEIS frontend

A214771 a(n) is the smallest number that can be written as the sum of consecutive positive integers in at least n ways.

n	a(n)
1	3
2	9
3	15
4	45
5	45
6	105
7	105
8	225
9	315
10	315
11	315
12	945
13	945
14	945
15	945
16	1575
17	1575
18	2835
19	2835
20	3465
21	3465
22	3465
23	3465
24	10395
25	10395
26	10395
27	10395
28	10395
29	10395
30	10395
31	10395
32	17325
33	17325
34	17325
35	17325
36	31185
37	31185
38	31185
39	31185
40	45045
41	45045
42	45045
43	45045

[3, 9, 15, 45, 45, 105, 105, 225, 315, 315, 315, 945, 945, 945, 945, 1575, 1575, 2835, 2835, 3465, 3465, 3465, 3465, 10395, 10395, 10395, 10395, 10395, 10395, 10395, 10395, 17325, 17325, 17325, 17325, 31185, 31185, 31185, 31185, 45045, 45045, 45045, 45045]

cp's OEIS Frontend

A214771 a(n) is the smallest number that can be written as the sum of consecutive positive integers in at least n ways.

Table of values

List of values