A231012 - cp's OEIS frontend

A231012 Number of months after which a date can fall on the same day of the week, but it is not possible that the two months have the same number of days, in the Julian calendar.

n	a(n)
1	1
2	11
3	19
4	27
5	28
6	41
7	45
8	49
9	58
10	61
11	66
12	71
13	73
14	74
15	83
16	87
17	91
18	100
19	104
20	113
21	121
22	130
23	131
24	133
25	138
26	143
27	146
28	159
29	160
30	176
31	177
32	190
33	193
34	198
35	203
36	205
37	206
38	215
39	223
40	232
41	236
42	245
43	249
44	253
45	262
46	263
47	265
48	270
49	275
50	278
51	287
52	291
53	295
54	308
55	309
56	317
57	325
58	335

[1, 11, 19, 27, 28, 41, 45, 49, 58, 61, 66, 71, 73, 74, 83, 87, 91, 100, 104, 113, 121, 130, 131, 133, 138, 143, 146, 159, 160, 176, 177, 190, 193, 198, 203, 205, 206, 215, 223, 232, 236, 245, 249, 253, 262, 263, 265, 270, 275, 278, 287, 291, 295, 308, 309, 317, 325, 335]

cp's OEIS Frontend

A231012 Number of months after which a date can fall on the same day of the week, but it is not possible that the two months have the same number of days, in the Julian calendar.

Table of values

List of values

n	a(n)
1	1
2	11
3	19
4	27
5	28
6	41
7	45
8	49
9	58
10	61
11	66
12	71
13	73
14	74
15	83
16	87
17	91
18	100
19	104
20	113
21	121
22	130
23	131
24	133
25	138
26	143
27	146
28	159
29	160
30	176
31	177
32	190
33	193
34	198
35	203
36	205
37	206
38	215
39	223
40	232
41	236
42	245
43	249
44	253
45	262
46	263
47	265
48	270
49	275
50	278
51	287
52	291
53	295
54	308
55	309
56	317
57	325
58	335

n	a(n)
1	1
2	11
3	19
4	27
5	28
6	41
7	45
8	49
9	58
10	61
11	66
12	71
13	73
14	74
15	83
16	87
17	91
18	100
19	104
20	113
21	121
22	130
23	131
24	133
25	138
26	143
27	146
28	159
29	160
30	176
31	177
32	190
33	193
34	198
35	203
36	205
37	206
38	215
39	223
40	232
41	236
42	245
43	249
44	253
45	262
46	263
47	265
48	270
49	275
50	278
51	287
52	291
53	295
54	308
55	309
56	317
57	325
58	335

n	a(n)
1	1
2	11
3	19
4	27
5	28
6	41
7	45
8	49
9	58
10	61
11	66
12	71
13	73
14	74
15	83
16	87
17	91
18	100
19	104
20	113
21	121
22	130
23	131
24	133
25	138
26	143
27	146
28	159
29	160
30	176
31	177
32	190
33	193
34	198
35	203
36	205
37	206
38	215
39	223
40	232
41	236
42	245
43	249
44	253
45	262
46	263
47	265
48	270
49	275
50	278
51	287
52	291
53	295
54	308
55	309
56	317
57	325
58	335