A293428 - cp's OEIS frontend

A293428 a(0) = 1; and for n > 0, a(n) = a(n-1) + (A008966(4n+1) - A107078(4n+3)).

n	a(n)
0	1
1	2
2	2
3	3
4	4
5	5
6	4
7	5
8	6
9	7
10	8
11	8
12	8
13	9
14	10
15	10
16	11
17	12
18	12
19	13
20	13
21	14
22	15
23	16
24	16
25	17
26	18
27	19
28	20
29	20
30	20
31	20
32	21
33	21
34	22
35	23
36	23
37	24
38	24
39	25
40	26
41	27
42	26
43	26
44	27
45	28
46	29
47	29
48	30
49	31
50	32
51	32
52	33
53	34
54	35
55	36
56	36
57	37
58	38
59	39
60	39
61	39
62	40
63	41
64	42
65	42
66	43
67	44
68	44
69	44
70	45
71	46
72	46
73	47
74	47
75	48
76	49
77	50
78	50
79	51
80	52
81	52
82	53
83	53

[1, 2, 2, 3, 4, 5, 4, 5, 6, 7, 8, 8, 8, 9, 10, 10, 11, 12, 12, 13, 13, 14, 15, 16, 16, 17, 18, 19, 20, 20, 20, 20, 21, 21, 22, 23, 23, 24, 24, 25, 26, 27, 26, 26, 27, 28, 29, 29, 30, 31, 32, 32, 33, 34, 35, 36, 36, 37, 38, 39, 39, 39, 40, 41, 42, 42, 43, 44, 44, 44, 45, 46, 46, 47, 47, 48, 49, 50, 50, 51, 52, 52, 53, 53]

cp's OEIS Frontend

A293428 a(0) = 1; and for n > 0, a(n) = a(n-1) + (A008966(4n+1) - A107078(4n+3)).

Table of values

List of values

n	a(n)
0	1
1	2
2	2
3	3
4	4
5	5
6	4
7	5
8	6
9	7
10	8
11	8
12	8
13	9
14	10
15	10
16	11
17	12
18	12
19	13
20	13
21	14
22	15
23	16
24	16
25	17
26	18
27	19
28	20
29	20
30	20
31	20
32	21
33	21
34	22
35	23
36	23
37	24
38	24
39	25
40	26
41	27
42	26
43	26
44	27
45	28
46	29
47	29
48	30
49	31
50	32
51	32
52	33
53	34
54	35
55	36
56	36
57	37
58	38
59	39
60	39
61	39
62	40
63	41
64	42
65	42
66	43
67	44
68	44
69	44
70	45
71	46
72	46
73	47
74	47
75	48
76	49
77	50
78	50
79	51
80	52
81	52
82	53
83	53

n	a(n)
0	1
1	2
2	2
3	3
4	4
5	5
6	4
7	5
8	6
9	7
10	8
11	8
12	8
13	9
14	10
15	10
16	11
17	12
18	12
19	13
20	13
21	14
22	15
23	16
24	16
25	17
26	18
27	19
28	20
29	20
30	20
31	20
32	21
33	21
34	22
35	23
36	23
37	24
38	24
39	25
40	26
41	27
42	26
43	26
44	27
45	28
46	29
47	29
48	30
49	31
50	32
51	32
52	33
53	34
54	35
55	36
56	36
57	37
58	38
59	39
60	39
61	39
62	40
63	41
64	42
65	42
66	43
67	44
68	44
69	44
70	45
71	46
72	46
73	47
74	47
75	48
76	49
77	50
78	50
79	51
80	52
81	52
82	53
83	53

n	a(n)
0	1
1	2
2	2
3	3
4	4
5	5
6	4
7	5
8	6
9	7
10	8
11	8
12	8
13	9
14	10
15	10
16	11
17	12
18	12
19	13
20	13
21	14
22	15
23	16
24	16
25	17
26	18
27	19
28	20
29	20
30	20
31	20
32	21
33	21
34	22
35	23
36	23
37	24
38	24
39	25
40	26
41	27
42	26
43	26
44	27
45	28
46	29
47	29
48	30
49	31
50	32
51	32
52	33
53	34
54	35
55	36
56	36
57	37
58	38
59	39
60	39
61	39
62	40
63	41
64	42
65	42
66	43
67	44
68	44
69	44
70	45
71	46
72	46
73	47
74	47
75	48
76	49
77	50
78	50
79	51
80	52
81	52
82	53
83	53