A118260 - cp's OEIS frontend

A118260 Number of weakly carefree couples (a,b) with a,b<=n.

n	a(n)
1	1
2	3
3	7
4	11
5	19
6	23
7	35
8	43
9	51
10	59
11	79
12	87
13	111
14	123
15	139
16	153
17	185
18	197
19	233
20	247
21	271
22	291
23	335
24	351
25	377
26	401
27	427
28	445
29	501
30	517
31	577
32	603
33	643
34	675
35	723
36	745
37	817
38	853
39	901
40	929
41	1009
42	1033
43	1117
44	1151
45	1187
46	1231
47	1323
48	1353
49	1405
50	1439
51	1503
52	1541

[1, 3, 7, 11, 19, 23, 35, 43, 51, 59, 79, 87, 111, 123, 139, 153, 185, 197, 233, 247, 271, 291, 335, 351, 377, 401, 427, 445, 501, 517, 577, 603, 643, 675, 723, 745, 817, 853, 901, 929, 1009, 1033, 1117, 1151, 1187, 1231, 1323, 1353, 1405, 1439, 1503, 1541]

cp's OEIS Frontend

A118260 Number of weakly carefree couples (a,b) with a,b<=n.

Table of values

List of values