A151554 - cp's OEIS frontend

A151554 G.f.: (1 + 2x) * Product_{n>=1} (1 + x^(2^n-1) + x^(2^n)).

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

[1, 3, 3, 3, 4, 6, 5, 3, 4, 6, 6, 7, 10, 11, 7, 3, 4, 6, 6, 7, 10, 11, 8, 7, 10, 12, 13, 17, 21, 18, 9, 3, 4, 6, 6, 7, 10, 11, 8, 7, 10, 12, 13, 17, 21, 18, 10, 7, 10, 12, 13, 17, 21, 19, 15, 17, 22, 25, 30, 38, 39, 27, 11, 3, 4, 6, 6, 7, 10, 11, 8, 7, 10, 12, 13, 17, 21, 18, 10, 7, 10, 12, 13]

cp's OEIS Frontend

A151554 G.f.: (1 + 2x) * Product_{n>=1} (1 + x^(2^n-1) + x^(2^n)).

Table of values

List of values

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

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

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