A256071 - cp's OEIS frontend

A256071 Number of ordered ways to write n = p + x(3x-1)/2, where p is prime or zero, and x is an integer.

n	a(n)
0	1
1	1
2	2
3	2
4	2
5	3
6	1
7	4
8	2
9	2
10	2
11	1
12	4
13	2
14	3
15	3
16	1
17	3
18	4
19	3
20	3
21	1
22	3
23	2
24	4
25	3
26	3
27	1
28	3
29	4
30	2
31	4
32	2
33	3
34	2
35	3
36	2
37	3
38	4
39	3
40	2
41	3
42	4
43	5
44	3
45	4
46	3
47	2
48	4
49	3
50	1
51	3
52	3
53	5
54	4
55	3
56	2
57	3
58	4
59	5
60	3
61	2
62	4
63	4
64	4
65	2
66	3
67	2
68	5
69	4
70	3
71	3
72	4
73	5
74	5
75	3
76	4
77	3
78	3
79	4
80	5
81	4
82	4
83	5
84	3
85	3
86	3
87	3
88	6
89	3
90	3
91	2
92	2
93	4
94	7
95	3
96	3
97	3
98	4
99	5
100	3

[1, 1, 2, 2, 2, 3, 1, 4, 2, 2, 2, 1, 4, 2, 3, 3, 1, 3, 4, 3, 3, 1, 3, 2, 4, 3, 3, 1, 3, 4, 2, 4, 2, 3, 2, 3, 2, 3, 4, 3, 2, 3, 4, 5, 3, 4, 3, 2, 4, 3, 1, 3, 3, 5, 4, 3, 2, 3, 4, 5, 3, 2, 4, 4, 4, 2, 3, 2, 5, 4, 3, 3, 4, 5, 5, 3, 4, 3, 3, 4, 5, 4, 4, 5, 3, 3, 3, 3, 6, 3, 3, 2, 2, 4, 7, 3, 3, 3, 4, 5, 3]

cp's OEIS Frontend

A256071 Number of ordered ways to write n = p + x(3x-1)/2, where p is prime or zero, and x is an integer.

Table of values

List of values

n	a(n)
0	1
1	1
2	2
3	2
4	2
5	3
6	1
7	4
8	2
9	2
10	2
11	1
12	4
13	2
14	3
15	3
16	1
17	3
18	4
19	3
20	3
21	1
22	3
23	2
24	4
25	3
26	3
27	1
28	3
29	4
30	2
31	4
32	2
33	3
34	2
35	3
36	2
37	3
38	4
39	3
40	2
41	3
42	4
43	5
44	3
45	4
46	3
47	2
48	4
49	3
50	1
51	3
52	3
53	5
54	4
55	3
56	2
57	3
58	4
59	5
60	3
61	2
62	4
63	4
64	4
65	2
66	3
67	2
68	5
69	4
70	3
71	3
72	4
73	5
74	5
75	3
76	4
77	3
78	3
79	4
80	5
81	4
82	4
83	5
84	3
85	3
86	3
87	3
88	6
89	3
90	3
91	2
92	2
93	4
94	7
95	3
96	3
97	3
98	4
99	5
100	3

n	a(n)
0	1
1	1
2	2
3	2
4	2
5	3
6	1
7	4
8	2
9	2
10	2
11	1
12	4
13	2
14	3
15	3
16	1
17	3
18	4
19	3
20	3
21	1
22	3
23	2
24	4
25	3
26	3
27	1
28	3
29	4
30	2
31	4
32	2
33	3
34	2
35	3
36	2
37	3
38	4
39	3
40	2
41	3
42	4
43	5
44	3
45	4
46	3
47	2
48	4
49	3
50	1
51	3
52	3
53	5
54	4
55	3
56	2
57	3
58	4
59	5
60	3
61	2
62	4
63	4
64	4
65	2
66	3
67	2
68	5
69	4
70	3
71	3
72	4
73	5
74	5
75	3
76	4
77	3
78	3
79	4
80	5
81	4
82	4
83	5
84	3
85	3
86	3
87	3
88	6
89	3
90	3
91	2
92	2
93	4
94	7
95	3
96	3
97	3
98	4
99	5
100	3

cp's OEIS Frontend

A256071 Number of ordered ways to write n = p + x*(3*x-1)/2, where p is prime or zero, and x is an integer.

Table of values

List of values

A256071 Number of ordered ways to write n = p + x(3x-1)/2, where p is prime or zero, and x is an integer.

n	a(n)
0	1
1	1
2	2
3	2
4	2
5	3
6	1
7	4
8	2
9	2
10	2
11	1
12	4
13	2
14	3
15	3
16	1
17	3
18	4
19	3
20	3
21	1
22	3
23	2
24	4
25	3
26	3
27	1
28	3
29	4
30	2
31	4
32	2
33	3
34	2
35	3
36	2
37	3
38	4
39	3
40	2
41	3
42	4
43	5
44	3
45	4
46	3
47	2
48	4
49	3
50	1
51	3
52	3
53	5
54	4
55	3
56	2
57	3
58	4
59	5
60	3
61	2
62	4
63	4
64	4
65	2
66	3
67	2
68	5
69	4
70	3
71	3
72	4
73	5
74	5
75	3
76	4
77	3
78	3
79	4
80	5
81	4
82	4
83	5
84	3
85	3
86	3
87	3
88	6
89	3
90	3
91	2
92	2
93	4
94	7
95	3
96	3
97	3
98	4
99	5
100	3