A343397 - cp's OEIS frontend

A343397 Number of ways to write n as 2^x + [y^2/3] + [z^2/4] with x,y,z positive integers, where [.] is the floor function.

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

[0, 1, 2, 3, 4, 4, 5, 5, 8, 5, 9, 5, 8, 8, 6, 9, 9, 10, 8, 11, 10, 10, 9, 9, 14, 8, 8, 10, 12, 11, 6, 14, 13, 10, 12, 13, 15, 11, 13, 9, 20, 6, 12, 17, 13, 13, 10, 11, 17, 12, 11, 13, 15, 14, 9, 13, 13, 14, 11, 18, 11, 15, 7, 12, 22, 13, 14, 17, 17, 11, 15, 13, 24, 16, 9, 17, 15, 15, 14, 18]

cp's OEIS Frontend

A343397 Number of ways to write n as 2^x + [y^2/3] + [z^2/4] with x,y,z positive integers, where [.] is the floor function.

Table of values

List of values

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

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

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