A282574 - cp's OEIS frontend

A282574 The final position on a staircase of n steps during the following routine: Take steps of length 1 up a staircase until you can't step any further, then take steps of length 2 down until you can't step any further, and so on.

n	a(n)
1	1
2	0
3	1
4	3
5	5
6	2
7	3
8	0
9	1
10	7
11	9
12	2
13	3
14	0
15	1
16	6
17	11
18	17
19	1
20	15
21	19
22	6
23	9
24	23
25	1
26	17
27	19
28	27
29	11
30	23
31	25
32	12
33	13
34	4
35	5
36	19
37	27
38	14
39	19
40	31
41	39
42	10
43	13
44	6
45	7
46	22
47	23
48	14
49	15
50	0
51	5
52	31
53	39
54	53
55	1
56	47
57	49
58	18
59	21
60	59
61	3
62	57
63	1
64	6
65	17
66	49
67	57
68	39
69	43
70	69
71	9
72	47
73	51

[1, 0, 1, 3, 5, 2, 3, 0, 1, 7, 9, 2, 3, 0, 1, 6, 11, 17, 1, 15, 19, 6, 9, 23, 1, 17, 19, 27, 11, 23, 25, 12, 13, 4, 5, 19, 27, 14, 19, 31, 39, 10, 13, 6, 7, 22, 23, 14, 15, 0, 5, 31, 39, 53, 1, 47, 49, 18, 21, 59, 3, 57, 1, 6, 17, 49, 57, 39, 43, 69, 9, 47, 51]

cp's OEIS Frontend

A282574 The final position on a staircase of n steps during the following routine: Take steps of length 1 up a staircase until you can't step any further, then take steps of length 2 down until you can't step any further, and so on.

Table of values

List of values

n	a(n)
1	1
2	0
3	1
4	3
5	5
6	2
7	3
8	0
9	1
10	7
11	9
12	2
13	3
14	0
15	1
16	6
17	11
18	17
19	1
20	15
21	19
22	6
23	9
24	23
25	1
26	17
27	19
28	27
29	11
30	23
31	25
32	12
33	13
34	4
35	5
36	19
37	27
38	14
39	19
40	31
41	39
42	10
43	13
44	6
45	7
46	22
47	23
48	14
49	15
50	0
51	5
52	31
53	39
54	53
55	1
56	47
57	49
58	18
59	21
60	59
61	3
62	57
63	1
64	6
65	17
66	49
67	57
68	39
69	43
70	69
71	9
72	47
73	51

n	a(n)
1	1
2	0
3	1
4	3
5	5
6	2
7	3
8	0
9	1
10	7
11	9
12	2
13	3
14	0
15	1
16	6
17	11
18	17
19	1
20	15
21	19
22	6
23	9
24	23
25	1
26	17
27	19
28	27
29	11
30	23
31	25
32	12
33	13
34	4
35	5
36	19
37	27
38	14
39	19
40	31
41	39
42	10
43	13
44	6
45	7
46	22
47	23
48	14
49	15
50	0
51	5
52	31
53	39
54	53
55	1
56	47
57	49
58	18
59	21
60	59
61	3
62	57
63	1
64	6
65	17
66	49
67	57
68	39
69	43
70	69
71	9
72	47
73	51

n	a(n)
1	1
2	0
3	1
4	3
5	5
6	2
7	3
8	0
9	1
10	7
11	9
12	2
13	3
14	0
15	1
16	6
17	11
18	17
19	1
20	15
21	19
22	6
23	9
24	23
25	1
26	17
27	19
28	27
29	11
30	23
31	25
32	12
33	13
34	4
35	5
36	19
37	27
38	14
39	19
40	31
41	39
42	10
43	13
44	6
45	7
46	22
47	23
48	14
49	15
50	0
51	5
52	31
53	39
54	53
55	1
56	47
57	49
58	18
59	21
60	59
61	3
62	57
63	1
64	6
65	17
66	49
67	57
68	39
69	43
70	69
71	9
72	47
73	51