A181676 - cp's OEIS frontend

A181676 Number of ways of writing n = m + f! with m a semiprime and f > 0.

n	a(n)
1	0
2	0
3	0
4	0
5	1
6	1
7	1
8	1
9	0
10	2
11	2
12	2
13	0
14	0
15	2
16	3
17	1
18	0
19	0
20	1
21	1
22	1
23	2
24	1
25	0
26	1
27	3
28	3
29	0
30	1
31	1
32	1
33	1
34	2
35	2
36	2
37	1
38	1
39	3
40	3
41	2
42	0
43	0
44	1
45	2
46	1
47	1
48	1
49	1
50	2
51	1
52	2
53	1
54	0
55	1
56	1
57	3
58	2
59	3
60	1
61	1
62	1
63	3
64	2
65	0
66	1
67	1
68	1
69	0
70	2
71	2
72	0
73	1
74	0
75	3
76	1
77	0
78	1
79	2
80	1
81	1
82	1
83	2
84	1
85	0
86	2
87	2
88	3
89	2
90	0
91	1
92	2
93	3
94	1
95	2
96	2
97	2
98	1
99	1
100	1
101	2
102	0
103	0
104	0
105	0

[0, 0, 0, 0, 1, 1, 1, 1, 0, 2, 2, 2, 0, 0, 2, 3, 1, 0, 0, 1, 1, 1, 2, 1, 0, 1, 3, 3, 0, 1, 1, 1, 1, 2, 2, 2, 1, 1, 3, 3, 2, 0, 0, 1, 2, 1, 1, 1, 1, 2, 1, 2, 1, 0, 1, 1, 3, 2, 3, 1, 1, 1, 3, 2, 0, 1, 1, 1, 0, 2, 2, 0, 1, 0, 3, 1, 0, 1, 2, 1, 1, 1, 2, 1, 0, 2, 2, 3, 2, 0, 1, 2, 3, 1, 2, 2, 2, 1, 1, 1, 2, 0, 0, 0, 0]

cp's OEIS Frontend

A181676 Number of ways of writing n = m + f! with m a semiprime and f > 0.

Table of values

List of values

n	a(n)
1	0
2	0
3	0
4	0
5	1
6	1
7	1
8	1
9	0
10	2
11	2
12	2
13	0
14	0
15	2
16	3
17	1
18	0
19	0
20	1
21	1
22	1
23	2
24	1
25	0
26	1
27	3
28	3
29	0
30	1
31	1
32	1
33	1
34	2
35	2
36	2
37	1
38	1
39	3
40	3
41	2
42	0
43	0
44	1
45	2
46	1
47	1
48	1
49	1
50	2
51	1
52	2
53	1
54	0
55	1
56	1
57	3
58	2
59	3
60	1
61	1
62	1
63	3
64	2
65	0
66	1
67	1
68	1
69	0
70	2
71	2
72	0
73	1
74	0
75	3
76	1
77	0
78	1
79	2
80	1
81	1
82	1
83	2
84	1
85	0
86	2
87	2
88	3
89	2
90	0
91	1
92	2
93	3
94	1
95	2
96	2
97	2
98	1
99	1
100	1
101	2
102	0
103	0
104	0
105	0

n	a(n)
1	0
2	0
3	0
4	0
5	1
6	1
7	1
8	1
9	0
10	2
11	2
12	2
13	0
14	0
15	2
16	3
17	1
18	0
19	0
20	1
21	1
22	1
23	2
24	1
25	0
26	1
27	3
28	3
29	0
30	1
31	1
32	1
33	1
34	2
35	2
36	2
37	1
38	1
39	3
40	3
41	2
42	0
43	0
44	1
45	2
46	1
47	1
48	1
49	1
50	2
51	1
52	2
53	1
54	0
55	1
56	1
57	3
58	2
59	3
60	1
61	1
62	1
63	3
64	2
65	0
66	1
67	1
68	1
69	0
70	2
71	2
72	0
73	1
74	0
75	3
76	1
77	0
78	1
79	2
80	1
81	1
82	1
83	2
84	1
85	0
86	2
87	2
88	3
89	2
90	0
91	1
92	2
93	3
94	1
95	2
96	2
97	2
98	1
99	1
100	1
101	2
102	0
103	0
104	0
105	0

n	a(n)
1	0
2	0
3	0
4	0
5	1
6	1
7	1
8	1
9	0
10	2
11	2
12	2
13	0
14	0
15	2
16	3
17	1
18	0
19	0
20	1
21	1
22	1
23	2
24	1
25	0
26	1
27	3
28	3
29	0
30	1
31	1
32	1
33	1
34	2
35	2
36	2
37	1
38	1
39	3
40	3
41	2
42	0
43	0
44	1
45	2
46	1
47	1
48	1
49	1
50	2
51	1
52	2
53	1
54	0
55	1
56	1
57	3
58	2
59	3
60	1
61	1
62	1
63	3
64	2
65	0
66	1
67	1
68	1
69	0
70	2
71	2
72	0
73	1
74	0
75	3
76	1
77	0
78	1
79	2
80	1
81	1
82	1
83	2
84	1
85	0
86	2
87	2
88	3
89	2
90	0
91	1
92	2
93	3
94	1
95	2
96	2
97	2
98	1
99	1
100	1
101	2
102	0
103	0
104	0
105	0