A335574 - cp's OEIS frontend

A335574 Numbers of the form 16n^2 + 32n + 15 for which the central region of its symmetric representation of sigma consists of two subparts of sizes 4n+7 and 4n+1, n>=0.

n	a(n)
0	15
1	63
2	143
3	255
4	399
5	575
6	783
7	1023
8	1295
9	1599
10	1935
11	2303
12	2703
13	3599
14	4623
15	5183
16	6399
17	7055
18	7743
19	8463
20	9215
21	9999
22	10815
23	11663
24	12543
25	16383
26	17423
27	18495
28	19599
29	20735
30	21903
31	23103
32	24335
33	25599
34	26895
35	28223
36	29583
37	32399
38	36863
39	38415
40	39999

[15, 63, 143, 255, 399, 575, 783, 1023, 1295, 1599, 1935, 2303, 2703, 3599, 4623, 5183, 6399, 7055, 7743, 8463, 9215, 9999, 10815, 11663, 12543, 16383, 17423, 18495, 19599, 20735, 21903, 23103, 24335, 25599, 26895, 28223, 29583, 32399, 36863, 38415, 39999]

cp's OEIS Frontend

A335574 Numbers of the form 16n^2 + 32n + 15 for which the central region of its symmetric representation of sigma consists of two subparts of sizes 4n+7 and 4n+1, n>=0.

Table of values

List of values