A276916 - cp's OEIS frontend

A276916 Subsequence of centered square numbers obtained by adding four triangles from A276914 and a central element, a(n) = 4*A276914(n) + 1.

n	a(n)
0	1
1	5
2	41
3	61
4	145
5	181
6	313
7	365
8	545
9	613
10	841
11	925
12	1201
13	1301
14	1625
15	1741
16	2113
17	2245
18	2665
19	2813
20	3281
21	3445
22	3961
23	4141
24	4705
25	4901
26	5513
27	5725
28	6385
29	6613
30	7321
31	7565
32	8321
33	8581
34	9385
35	9661
36	10513
37	10805
38	11705
39	12013
40	12961
41	13285
42	14281
43	14621
44	15665

[1, 5, 41, 61, 145, 181, 313, 365, 545, 613, 841, 925, 1201, 1301, 1625, 1741, 2113, 2245, 2665, 2813, 3281, 3445, 3961, 4141, 4705, 4901, 5513, 5725, 6385, 6613, 7321, 7565, 8321, 8581, 9385, 9661, 10513, 10805, 11705, 12013, 12961, 13285, 14281, 14621, 15665]

cp's OEIS Frontend

A276916 Subsequence of centered square numbers obtained by adding four triangles from A276914 and a central element, a(n) = 4*A276914(n) + 1.

Table of values

List of values