A231559 - cp's OEIS frontend

A231559 a(n) = floor( A000326(n)/2 ).

n	a(n)
0	0
1	0
2	2
3	6
4	11
5	17
6	25
7	35
8	46
9	58
10	72
11	88
12	105
13	123
14	143
15	165
16	188
17	212
18	238
19	266
20	295
21	325
22	357
23	391
24	426
25	462
26	500
27	540
28	581
29	623
30	667
31	713
32	760
33	808
34	858
35	910
36	963
37	1017
38	1073
39	1131
40	1190
41	1250
42	1312
43	1376
44	1441
45	1507
46	1575
47	1645
48	1716
49	1788
50	1862
51	1938

[0, 0, 2, 6, 11, 17, 25, 35, 46, 58, 72, 88, 105, 123, 143, 165, 188, 212, 238, 266, 295, 325, 357, 391, 426, 462, 500, 540, 581, 623, 667, 713, 760, 808, 858, 910, 963, 1017, 1073, 1131, 1190, 1250, 1312, 1376, 1441, 1507, 1575, 1645, 1716, 1788, 1862, 1938]

cp's OEIS Frontend

A231559 a(n) = floor( A000326(n)/2 ).

Table of values

List of values