A350209 - cp's OEIS frontend

A350209 a(n) is the smallest positive integer which can be represented as the sum of distinct centered n-gonal numbers in exactly n ways, or 0 if no such integer exists.

n	a(n)
3	65
4	151
5	330
6	316
7	515
8	645
9	888
10	824
11	1017
12	1348
13	1474
14	1614
15	1655
16	2006
17	2233
18	2255
19	2779
20	2805
21	2882
22	2865
23	3364
24	3653
25	3930
26	4035
27	4325
28	4765
29	4675
30	5016
31	4904
32	5446
33	5913
34	5990
35	6061
36	6954
37	6850
38	7681
39	8313
40	7846
41	7591
42	9035
43	8736

[65, 151, 330, 316, 515, 645, 888, 824, 1017, 1348, 1474, 1614, 1655, 2006, 2233, 2255, 2779, 2805, 2882, 2865, 3364, 3653, 3930, 4035, 4325, 4765, 4675, 5016, 4904, 5446, 5913, 5990, 6061, 6954, 6850, 7681, 8313, 7846, 7591, 9035, 8736]

cp's OEIS Frontend

A350209 a(n) is the smallest positive integer which can be represented as the sum of distinct centered n-gonal numbers in exactly n ways, or 0 if no such integer exists.

Table of values

List of values