A355811 - cp's OEIS frontend

A355811 a(n) is the number at the apex of a triangle whose base contains the distinct powers of 2 summing to n (in ascending order), and each number in a higher row is the product of the two numbers directly below it; a(0) = 1.

n	a(n)
0	1
1	1
2	2
3	2
4	4
5	4
6	8
7	16
8	8
9	8
10	16
11	32
12	32
13	128
14	256
15	4096
16	16
17	16
18	32
19	64
20	64
21	256
22	512
23	8192
24	128
25	1024
26	2048
27	65536
28	4096
29	524288
30	1048576
31	4294967296
32	32
33	32
34	64
35	128
36	128
37	512
38	1024
39	16384
40	256
41	2048
42	4096
43	131072
44	8192
45	1048576
46	2097152
47	8589934592
48	512

[1, 1, 2, 2, 4, 4, 8, 16, 8, 8, 16, 32, 32, 128, 256, 4096, 16, 16, 32, 64, 64, 256, 512, 8192, 128, 1024, 2048, 65536, 4096, 524288, 1048576, 4294967296, 32, 32, 64, 128, 128, 512, 1024, 16384, 256, 2048, 4096, 131072, 8192, 1048576, 2097152, 8589934592, 512]

cp's OEIS Frontend

A355811 a(n) is the number at the apex of a triangle whose base contains the distinct powers of 2 summing to n (in ascending order), and each number in a higher row is the product of the two numbers directly below it; a(0) = 1.

Table of values

List of values