A355649 - cp's OEIS frontend

A355649 a(1) = a(2) = 1; for n > 2, a(n) is the smallest positive number that has the same number of divisors as the sum a(n-2) + a(n-1).

n	a(n)
1	1
2	1
3	2
4	2
5	4
6	6
7	6
8	12
9	12
10	24
11	36
12	60
13	60
14	120
15	180
16	180
17	360
18	360
19	720
20	840
21	840
22	1680
23	2520
24	2520
25	5040
26	7560
27	10080
28	10080
29	20160
30	27720
31	27720
32	55440
33	83160
34	110880
35	110880
36	221760
37	332640
38	554400
39	554400
40	1108800
41	1441440
42	1441440
43	2882880
44	4324320
45	7207200
46	7207200
47	14414400
48	21621600

[1, 1, 2, 2, 4, 6, 6, 12, 12, 24, 36, 60, 60, 120, 180, 180, 360, 360, 720, 840, 840, 1680, 2520, 2520, 5040, 7560, 10080, 10080, 20160, 27720, 27720, 55440, 83160, 110880, 110880, 221760, 332640, 554400, 554400, 1108800, 1441440, 1441440, 2882880, 4324320, 7207200, 7207200, 14414400, 21621600]

cp's OEIS Frontend

A355649 a(1) = a(2) = 1; for n > 2, a(n) is the smallest positive number that has the same number of divisors as the sum a(n-2) + a(n-1).

Table of values

List of values