A340671 - cp's OEIS frontend

A340671 a(n) is the number of values m such that, if the first n positive integers are arranged in alphabetical order in US English, the m-th term in the order is equal to m.

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

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

cp's OEIS Frontend

A340671 a(n) is the number of values m such that, if the first n positive integers are arranged in alphabetical order in US English, the m-th term in the order is equal to m.

Table of values

List of values

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

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

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