A347778 - cp's OEIS frontend

A347778 Number of compositions (ordered partitions) of n into at most 3 squarefree parts.

n	a(n)
0	1
1	1
2	2
3	4
4	6
5	9
6	11
7	14
8	18
9	23
10	25
11	26
12	28
13	37
14	42
15	44
16	46
17	57
18	66
19	70
20	68
21	79
22	88
23	96
24	92
25	106
26	115
27	124
28	118
29	134
30	143
31	149
32	142
33	161
34	176
35	187
36	178
37	210
38	221
39	235
40	214
41	251
42	266
43	280
44	262
45	300
46	328
47	335
48	308
49	350
50	379
51	385
52	342
53	396
54	425
55	447
56	392
57	442
58	475

[1, 1, 2, 4, 6, 9, 11, 14, 18, 23, 25, 26, 28, 37, 42, 44, 46, 57, 66, 70, 68, 79, 88, 96, 92, 106, 115, 124, 118, 134, 143, 149, 142, 161, 176, 187, 178, 210, 221, 235, 214, 251, 266, 280, 262, 300, 328, 335, 308, 350, 379, 385, 342, 396, 425, 447, 392, 442, 475]

cp's OEIS Frontend

A347778 Number of compositions (ordered partitions) of n into at most 3 squarefree parts.

Table of values

List of values

n	a(n)
0	1
1	1
2	2
3	4
4	6
5	9
6	11
7	14
8	18
9	23
10	25
11	26
12	28
13	37
14	42
15	44
16	46
17	57
18	66
19	70
20	68
21	79
22	88
23	96
24	92
25	106
26	115
27	124
28	118
29	134
30	143
31	149
32	142
33	161
34	176
35	187
36	178
37	210
38	221
39	235
40	214
41	251
42	266
43	280
44	262
45	300
46	328
47	335
48	308
49	350
50	379
51	385
52	342
53	396
54	425
55	447
56	392
57	442
58	475

n	a(n)
0	1
1	1
2	2
3	4
4	6
5	9
6	11
7	14
8	18
9	23
10	25
11	26
12	28
13	37
14	42
15	44
16	46
17	57
18	66
19	70
20	68
21	79
22	88
23	96
24	92
25	106
26	115
27	124
28	118
29	134
30	143
31	149
32	142
33	161
34	176
35	187
36	178
37	210
38	221
39	235
40	214
41	251
42	266
43	280
44	262
45	300
46	328
47	335
48	308
49	350
50	379
51	385
52	342
53	396
54	425
55	447
56	392
57	442
58	475

n	a(n)
0	1
1	1
2	2
3	4
4	6
5	9
6	11
7	14
8	18
9	23
10	25
11	26
12	28
13	37
14	42
15	44
16	46
17	57
18	66
19	70
20	68
21	79
22	88
23	96
24	92
25	106
26	115
27	124
28	118
29	134
30	143
31	149
32	142
33	161
34	176
35	187
36	178
37	210
38	221
39	235
40	214
41	251
42	266
43	280
44	262
45	300
46	328
47	335
48	308
49	350
50	379
51	385
52	342
53	396
54	425
55	447
56	392
57	442
58	475