A361826 - cp's OEIS frontend

A361826 a(n) is equal to the number of roots of the equation n*cos(x) = sqrt(x).

n	a(n)
1	1
2	1
3	3
4	5
5	7
6	11
7	15
8	21
9	25
10	31
11	39
12	45
13	53
14	63
15	71
16	81
17	91
18	103
19	115
20	127
21	141
22	155
23	169
24	183
25	199
26	215
27	233
28	249
29	267
30	287
31	305
32	325
33	347
34	367
35	389
36	413
37	435
38	459
39	485
40	509
41	535
42	561
43	589
44	617
45	645
46	673
47	703
48	733
49	765
50	795
51	827
52	861
53	895
54	929
55	963
56	999
57	1035

[1, 1, 3, 5, 7, 11, 15, 21, 25, 31, 39, 45, 53, 63, 71, 81, 91, 103, 115, 127, 141, 155, 169, 183, 199, 215, 233, 249, 267, 287, 305, 325, 347, 367, 389, 413, 435, 459, 485, 509, 535, 561, 589, 617, 645, 673, 703, 733, 765, 795, 827, 861, 895, 929, 963, 999, 1035]

cp's OEIS Frontend

A361826 a(n) is equal to the number of roots of the equation n*cos(x) = sqrt(x).

Table of values

List of values