A093005 - cp's OEIS frontend

A093005 a(n) = n * ceiling(n/2).

n	a(n)
1	1
2	2
3	6
4	8
5	15
6	18
7	28
8	32
9	45
10	50
11	66
12	72
13	91
14	98
15	120
16	128
17	153
18	162
19	190
20	200
21	231
22	242
23	276
24	288
25	325
26	338
27	378
28	392
29	435
30	450
31	496
32	512
33	561
34	578
35	630
36	648
37	703
38	722
39	780
40	800
41	861
42	882
43	946
44	968
45	1035
46	1058
47	1128
48	1152
49	1225
50	1250
51	1326
52	1352
53	1431
54	1458

[1, 2, 6, 8, 15, 18, 28, 32, 45, 50, 66, 72, 91, 98, 120, 128, 153, 162, 190, 200, 231, 242, 276, 288, 325, 338, 378, 392, 435, 450, 496, 512, 561, 578, 630, 648, 703, 722, 780, 800, 861, 882, 946, 968, 1035, 1058, 1128, 1152, 1225, 1250, 1326, 1352, 1431, 1458]

cp's OEIS Frontend

A093005 a(n) = n * ceiling(n/2).

Table of values

List of values