A334631 - cp's OEIS frontend

A334631 a(n) = number of letters in the sum of all previous terms, with a(1) = 1 (in US English, excluding spaces and hyphens).

n	a(n)
1	1
2	3
3	4
4	5
5	8
6	9
7	6
8	9
9	9
10	9
11	10
12	12
13	10
14	10
15	14
16	18
17	21
18	20
19	22
20	10
21	13
22	21
23	19
24	20
25	21
26	16
27	18
28	23
29	20
30	21
31	14
32	18
33	21
34	20
35	22
36	22
37	19
38	22
39	16
40	21
41	22
42	18
43	21
44	20
45	22
46	12
47	18
48	18
49	22
50	19
51	22
52	18
53	22
54	20
55	22
56	23
57	18
58	21
59	20
60	22
61	22

[1, 3, 4, 5, 8, 9, 6, 9, 9, 9, 10, 12, 10, 10, 14, 18, 21, 20, 22, 10, 13, 21, 19, 20, 21, 16, 18, 23, 20, 21, 14, 18, 21, 20, 22, 22, 19, 22, 16, 21, 22, 18, 21, 20, 22, 12, 18, 18, 22, 19, 22, 18, 22, 20, 22, 23, 18, 21, 20, 22, 22]

cp's OEIS Frontend

A334631 a(n) = number of letters in the sum of all previous terms, with a(1) = 1 (in US English, excluding spaces and hyphens).

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	5
5	8
6	9
7	6
8	9
9	9
10	9
11	10
12	12
13	10
14	10
15	14
16	18
17	21
18	20
19	22
20	10
21	13
22	21
23	19
24	20
25	21
26	16
27	18
28	23
29	20
30	21
31	14
32	18
33	21
34	20
35	22
36	22
37	19
38	22
39	16
40	21
41	22
42	18
43	21
44	20
45	22
46	12
47	18
48	18
49	22
50	19
51	22
52	18
53	22
54	20
55	22
56	23
57	18
58	21
59	20
60	22
61	22

n	a(n)
1	1
2	3
3	4
4	5
5	8
6	9
7	6
8	9
9	9
10	9
11	10
12	12
13	10
14	10
15	14
16	18
17	21
18	20
19	22
20	10
21	13
22	21
23	19
24	20
25	21
26	16
27	18
28	23
29	20
30	21
31	14
32	18
33	21
34	20
35	22
36	22
37	19
38	22
39	16
40	21
41	22
42	18
43	21
44	20
45	22
46	12
47	18
48	18
49	22
50	19
51	22
52	18
53	22
54	20
55	22
56	23
57	18
58	21
59	20
60	22
61	22

n	a(n)
1	1
2	3
3	4
4	5
5	8
6	9
7	6
8	9
9	9
10	9
11	10
12	12
13	10
14	10
15	14
16	18
17	21
18	20
19	22
20	10
21	13
22	21
23	19
24	20
25	21
26	16
27	18
28	23
29	20
30	21
31	14
32	18
33	21
34	20
35	22
36	22
37	19
38	22
39	16
40	21
41	22
42	18
43	21
44	20
45	22
46	12
47	18
48	18
49	22
50	19
51	22
52	18
53	22
54	20
55	22
56	23
57	18
58	21
59	20
60	22
61	22