A332939 - cp's OEIS frontend

A332939 The number of steps to return to the origin for a walk on a 2D square grid where the walk changes direction to move as close as possible toward the origin after it has taken a prime number of steps; backtracking on its previous step is not allowed.

n	a(n)
0	0
1	6
2	18
3	74
4	110
5	200
6	268
7	380
8	574
9	662
10	828
11	932
12	1020
13	1134
14	1440
15	1614
16	1734
17	1760
18	1878
19	1954
20	2142
21	2252
22	2394
23	2560
24	2622
25	2672
26	2694
27	2720
28	2802
29	2862
30	3534
31	3702
32	3802
33	3934
34	4020
35	4104
36	4250
37	4462
38	4798
39	5070
40	5530
41	5698
42	5850
43	5870
44	5940
45	6132
46	6222
47	6316
48	6372

[0, 6, 18, 74, 110, 200, 268, 380, 574, 662, 828, 932, 1020, 1134, 1440, 1614, 1734, 1760, 1878, 1954, 2142, 2252, 2394, 2560, 2622, 2672, 2694, 2720, 2802, 2862, 3534, 3702, 3802, 3934, 4020, 4104, 4250, 4462, 4798, 5070, 5530, 5698, 5850, 5870, 5940, 6132, 6222, 6316, 6372]

cp's OEIS Frontend

A332939 The number of steps to return to the origin for a walk on a 2D square grid where the walk changes direction to move as close as possible toward the origin after it has taken a prime number of steps; backtracking on its previous step is not allowed.

Table of values

List of values