A108017 - cp's OEIS frontend

A108017 Position of integer n in the list of first n natural numbers written out in English (without "and") and arranged in alphabetical order.

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

[1, 2, 2, 1, 1, 4, 4, 1, 4, 8, 2, 11, 10, 5, 3, 11, 10, 2, 9, 19, 21, 22, 22, 21, 21, 24, 24, 21, 24, 16, 17, 18, 18, 17, 20, 20, 17, 20, 5, 6, 7, 7, 6, 6, 9, 9, 6, 9, 4, 5, 6, 6, 5, 5, 8, 8, 5, 8, 33, 34, 35, 35, 34, 34, 37, 37, 34, 37, 32, 33, 34, 34, 33, 33, 36, 36, 33, 36, 2, 3, 4, 4, 3]

cp's OEIS Frontend

A108017 Position of integer n in the list of first n natural numbers written out in English (without "and") and arranged in alphabetical order.

Table of values

List of values

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

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

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