A217012 - cp's OEIS frontend

A217012 Permutation of natural numbers arising from applying the walk of a square spiral (e.g. A214526) to the data of right triangular type-3 spiral (defined in A214252).

n	a(n)
1	1
2	8
3	25
4	9
5	2
6	3
7	4
8	5
9	6
10	7
11	24
12	50
13	85
14	51
15	26
16	10
17	12
18	13
19	14
20	15
21	16
22	17
23	18
24	19
25	20
26	21
27	23
28	49
29	84
30	128
31	181
32	129
33	86
34	52
35	27
36	11
37	31
38	32
39	33
40	34
41	35
42	36
43	37
44	38
45	39
46	40
47	41
48	42
49	43
50	44
51	22
52	48
53	83
54	127
55	180
56	242

[1, 8, 25, 9, 2, 3, 4, 5, 6, 7, 24, 50, 85, 51, 26, 10, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 49, 84, 128, 181, 129, 86, 52, 27, 11, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 22, 48, 83, 127, 180, 242]

cp's OEIS Frontend

A217012 Permutation of natural numbers arising from applying the walk of a square spiral (e.g. A214526) to the data of right triangular type-3 spiral (defined in A214252).

Table of values

List of values

n	a(n)
1	1
2	8
3	25
4	9
5	2
6	3
7	4
8	5
9	6
10	7
11	24
12	50
13	85
14	51
15	26
16	10
17	12
18	13
19	14
20	15
21	16
22	17
23	18
24	19
25	20
26	21
27	23
28	49
29	84
30	128
31	181
32	129
33	86
34	52
35	27
36	11
37	31
38	32
39	33
40	34
41	35
42	36
43	37
44	38
45	39
46	40
47	41
48	42
49	43
50	44
51	22
52	48
53	83
54	127
55	180
56	242

n	a(n)
1	1
2	8
3	25
4	9
5	2
6	3
7	4
8	5
9	6
10	7
11	24
12	50
13	85
14	51
15	26
16	10
17	12
18	13
19	14
20	15
21	16
22	17
23	18
24	19
25	20
26	21
27	23
28	49
29	84
30	128
31	181
32	129
33	86
34	52
35	27
36	11
37	31
38	32
39	33
40	34
41	35
42	36
43	37
44	38
45	39
46	40
47	41
48	42
49	43
50	44
51	22
52	48
53	83
54	127
55	180
56	242

n	a(n)
1	1
2	8
3	25
4	9
5	2
6	3
7	4
8	5
9	6
10	7
11	24
12	50
13	85
14	51
15	26
16	10
17	12
18	13
19	14
20	15
21	16
22	17
23	18
24	19
25	20
26	21
27	23
28	49
29	84
30	128
31	181
32	129
33	86
34	52
35	27
36	11
37	31
38	32
39	33
40	34
41	35
42	36
43	37
44	38
45	39
46	40
47	41
48	42
49	43
50	44
51	22
52	48
53	83
54	127
55	180
56	242