A211919 - cp's OEIS frontend

A211919 Number of (w,x,y,z) with all terms in {1,...,n} and wx>=3y*z.

n	a(n)
0	0
1	0
2	1
3	14
4	46
5	118
6	267
7	497
8	871
9	1438
10	2215
11	3273
12	4713
13	6526
14	8844
15	11758
16	15303
17	19590
18	24796
19	30862
20	38053
21	46457
22	56115
23	67206
24	79971
25	94357
26	110628
27	128979
28	149481
29	172291
30	197776
31	225789
32	256763
33	290878
34	328179
35	369011

[0, 0, 1, 14, 46, 118, 267, 497, 871, 1438, 2215, 3273, 4713, 6526, 8844, 11758, 15303, 19590, 24796, 30862, 38053, 46457, 56115, 67206, 79971, 94357, 110628, 128979, 149481, 172291, 197776, 225789, 256763, 290878, 328179, 369011]

cp's OEIS Frontend

A211919 Number of (w,x,y,z) with all terms in {1,...,n} and wx>=3y*z.

Table of values

List of values

cp's OEIS Frontend

A211919 Number of (w,x,y,z) with all terms in {1,...,n} and w*x>=3*y*z.

Table of values

List of values

A211919 Number of (w,x,y,z) with all terms in {1,...,n} and wx>=3y*z.