A309899 - cp's OEIS frontend

A309899 Numbers k = 1, 2, 3, ... are added to the sequence along with k blanks. Next, the numbers k + 1 are inserted on the blanks along with k + 1 blanks. This process is then repeated.

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

[1, 2, 2, 3, 4, 3, 3, 5, 6, 4, 4, 4, 7, 8, 5, 5, 9, 5, 5, 10, 6, 6, 11, 12, 6, 6, 6, 7, 7, 13, 14, 8, 7, 7, 15, 8, 7, 7, 16, 9, 17, 8, 8, 18, 9, 10, 8, 8, 8, 19, 20, 9, 9, 11, 10, 21, 22, 9, 9, 12, 9, 9, 10, 10, 23, 11, 24, 13, 25, 10, 10, 11, 26]

cp's OEIS Frontend

A309899 Numbers k = 1, 2, 3, ... are added to the sequence along with k blanks. Next, the numbers k + 1 are inserted on the blanks along with k + 1 blanks. This process is then repeated.

Table of values

List of values

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

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

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