A118030 - cp's OEIS frontend

A118030 a(1)=1. a(n) = a(n-1) + (largest integer which is <= n and occurs among the earlier terms of the sequence).

n	a(n)
1	1
2	2
3	4
4	8
5	12
6	16
7	20
8	28
9	36
10	44
11	52
12	64
13	76
14	88
15	100
16	116
17	132
18	148
19	164
20	184
21	204
22	224
23	244
24	264
25	284
26	304
27	324
28	352
29	380
30	408
31	436
32	464
33	492
34	520
35	548
36	584
37	620
38	656
39	692
40	728
41	764
42	800
43	836
44	880
45	924
46	968
47	1012
48	1056
49	1100
50	1144
51	1188
52	1240
53	1292
54	1344
55	1396
56	1448
57	1500
58	1552
59	1604
60	1656
61	1708
62	1760

[1, 2, 4, 8, 12, 16, 20, 28, 36, 44, 52, 64, 76, 88, 100, 116, 132, 148, 164, 184, 204, 224, 244, 264, 284, 304, 324, 352, 380, 408, 436, 464, 492, 520, 548, 584, 620, 656, 692, 728, 764, 800, 836, 880, 924, 968, 1012, 1056, 1100, 1144, 1188, 1240, 1292, 1344, 1396, 1448, 1500, 1552, 1604, 1656, 1708, 1760]

cp's OEIS Frontend

A118030 a(1)=1. a(n) = a(n-1) + (largest integer which is <= n and occurs among the earlier terms of the sequence).

Table of values

List of values