A212064 - cp's OEIS frontend

A212064 Number of (w,x,y,z) with all terms in {1,...,n} and w^2>=xyz.

n	a(n)
0	0
1	1
2	8
3	31
4	87
5	185
6	353
7	605
8	978
9	1471
10	2123
11	2958
12	4028
13	5308
14	6864
15	8733
16	10947
17	13491
18	16452
19	19837
20	23711
21	28047
22	32929
23	38376
24	44498
25	51181
26	58569
27	66699
28	75588
29	85260
30	95808
31	107202
32	119569
33	132821
34	147102
35	162427
36	178898

[0, 1, 8, 31, 87, 185, 353, 605, 978, 1471, 2123, 2958, 4028, 5308, 6864, 8733, 10947, 13491, 16452, 19837, 23711, 28047, 32929, 38376, 44498, 51181, 58569, 66699, 75588, 85260, 95808, 107202, 119569, 132821, 147102, 162427, 178898]

cp's OEIS Frontend

A212064 Number of (w,x,y,z) with all terms in {1,...,n} and w^2>=xyz.

Table of values

List of values

cp's OEIS Frontend

A212064 Number of (w,x,y,z) with all terms in {1,...,n} and w^2>=x*y*z.

Table of values

List of values

A212064 Number of (w,x,y,z) with all terms in {1,...,n} and w^2>=xyz.