A249356 - cp's OEIS frontend

A249356 8*A200975(n)-7 where A200975 are the numbers on the diagonals in Ulam's spiral.

n	a(n)
1	1
2	17
3	33
4	49
5	65
6	97
7	129
8	161
9	193
10	241
11	289
12	337
13	385
14	449
15	513
16	577
17	641
18	721
19	801
20	881
21	961
22	1057
23	1153
24	1249
25	1345
26	1457
27	1569
28	1681
29	1793
30	1921
31	2049
32	2177
33	2305
34	2449
35	2593
36	2737
37	2881
38	3041
39	3201
40	3361
41	3521
42	3697
43	3873
44	4049
45	4225
46	4417
47	4609
48	4801

[1, 17, 33, 49, 65, 97, 129, 161, 193, 241, 289, 337, 385, 449, 513, 577, 641, 721, 801, 881, 961, 1057, 1153, 1249, 1345, 1457, 1569, 1681, 1793, 1921, 2049, 2177, 2305, 2449, 2593, 2737, 2881, 3041, 3201, 3361, 3521, 3697, 3873, 4049, 4225, 4417, 4609, 4801]

cp's OEIS Frontend

A249356 8*A200975(n)-7 where A200975 are the numbers on the diagonals in Ulam's spiral.

Table of values

List of values