A065962 - cp's OEIS frontend

A065962 a(1) = 1, a(n) = a(n - 1) + pi(a(n - 1)) + 1.

n	a(n)
1	1
2	2
3	4
4	7
5	12
6	18
7	26
8	36
9	48
10	64
11	83
12	107
13	136
14	169
15	209
16	256
17	311
18	376
19	451
20	539
21	639
22	755
23	889
24	1044
25	1220
26	1420
27	1644
28	1904
29	2196
30	2524
31	2894
32	3313
33	3780
34	4307
35	4898
36	5553
37	6286
38	7104
39	8015
40	9025
41	10147
42	11393
43	12769
44	14293
45	15971
46	17832

[1, 2, 4, 7, 12, 18, 26, 36, 48, 64, 83, 107, 136, 169, 209, 256, 311, 376, 451, 539, 639, 755, 889, 1044, 1220, 1420, 1644, 1904, 2196, 2524, 2894, 3313, 3780, 4307, 4898, 5553, 6286, 7104, 8015, 9025, 10147, 11393, 12769, 14293, 15971, 17832]

cp's OEIS Frontend

A065962 a(1) = 1, a(n) = a(n - 1) + pi(a(n - 1)) + 1.

Table of values

List of values