A231009 - cp's OEIS frontend

A231009 Number of months after which it is not possible to have the same calendar for the entire month with the same number of days, in the Gregorian calendar.

n	a(n)
1	1
2	2
3	4
4	5
5	7
6	10
7	11
8	12
9	13
10	16
11	19
12	21
13	24
14	25
15	27
16	28
17	30
18	33
19	36
20	39
21	42
22	44
23	45
24	47
25	48
26	51
27	53
28	56
29	59
30	61
31	62
32	65
33	70
34	71
35	73
36	74
37	79
38	82
39	83
40	85
41	88
42	91
43	93
44	96
45	97
46	99
47	100
48	102
49	105
50	108
51	111
52	116
53	119
54	120
55	125
56	128
57	131
58	133
59	134
60	137
61	139
62	142
63	143
64	145
65	146
66	148

[1, 2, 4, 5, 7, 10, 11, 12, 13, 16, 19, 21, 24, 25, 27, 28, 30, 33, 36, 39, 42, 44, 45, 47, 48, 51, 53, 56, 59, 61, 62, 65, 70, 71, 73, 74, 79, 82, 83, 85, 88, 91, 93, 96, 97, 99, 100, 102, 105, 108, 111, 116, 119, 120, 125, 128, 131, 133, 134, 137, 139, 142, 143, 145, 146, 148]

cp's OEIS Frontend

A231009 Number of months after which it is not possible to have the same calendar for the entire month with the same number of days, in the Gregorian calendar.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	5
5	7
6	10
7	11
8	12
9	13
10	16
11	19
12	21
13	24
14	25
15	27
16	28
17	30
18	33
19	36
20	39
21	42
22	44
23	45
24	47
25	48
26	51
27	53
28	56
29	59
30	61
31	62
32	65
33	70
34	71
35	73
36	74
37	79
38	82
39	83
40	85
41	88
42	91
43	93
44	96
45	97
46	99
47	100
48	102
49	105
50	108
51	111
52	116
53	119
54	120
55	125
56	128
57	131
58	133
59	134
60	137
61	139
62	142
63	143
64	145
65	146
66	148

n	a(n)
1	1
2	2
3	4
4	5
5	7
6	10
7	11
8	12
9	13
10	16
11	19
12	21
13	24
14	25
15	27
16	28
17	30
18	33
19	36
20	39
21	42
22	44
23	45
24	47
25	48
26	51
27	53
28	56
29	59
30	61
31	62
32	65
33	70
34	71
35	73
36	74
37	79
38	82
39	83
40	85
41	88
42	91
43	93
44	96
45	97
46	99
47	100
48	102
49	105
50	108
51	111
52	116
53	119
54	120
55	125
56	128
57	131
58	133
59	134
60	137
61	139
62	142
63	143
64	145
65	146
66	148

n	a(n)
1	1
2	2
3	4
4	5
5	7
6	10
7	11
8	12
9	13
10	16
11	19
12	21
13	24
14	25
15	27
16	28
17	30
18	33
19	36
20	39
21	42
22	44
23	45
24	47
25	48
26	51
27	53
28	56
29	59
30	61
31	62
32	65
33	70
34	71
35	73
36	74
37	79
38	82
39	83
40	85
41	88
42	91
43	93
44	96
45	97
46	99
47	100
48	102
49	105
50	108
51	111
52	116
53	119
54	120
55	125
56	128
57	131
58	133
59	134
60	137
61	139
62	142
63	143
64	145
65	146
66	148