A211922 - cp's OEIS frontend

A211922 Number of (w,x,y,z) with all terms in {1,...,n} and 2wx>3yz.

n	a(n)
0	0
1	0
2	5
3	23
4	80
5	218
6	456
7	865
8	1505
9	2428
10	3732
11	5522
12	7841
13	10877
14	14710
15	19424
16	25221
17	32282
18	40624
19	50551
20	62171
21	75686
22	91309
23	109293
24	129662
25	152868
26	179061
27	208361
28	241167
29	277832
30	318330
31	363247
32	412725
33	467063
34	526644
35	591736
36	662511
37	739687
38	823382

[0, 0, 5, 23, 80, 218, 456, 865, 1505, 2428, 3732, 5522, 7841, 10877, 14710, 19424, 25221, 32282, 40624, 50551, 62171, 75686, 91309, 109293, 129662, 152868, 179061, 208361, 241167, 277832, 318330, 363247, 412725, 467063, 526644, 591736, 662511, 739687, 823382]

cp's OEIS Frontend

A211922 Number of (w,x,y,z) with all terms in {1,...,n} and 2wx>3yz.

Table of values

List of values

cp's OEIS Frontend

A211922 Number of (w,x,y,z) with all terms in {1,...,n} and 2*w*x>3*y*z.

Table of values

List of values

A211922 Number of (w,x,y,z) with all terms in {1,...,n} and 2wx>3yz.