A076462 - cp's OEIS frontend

A076462 Sum of squares of numbers that can be written as tn + u(n+1) for nonnegative integers t,u in exactly three ways.

n	a(n)
1	41
2	1471
3	12938
4	62870
5	218555
6	611821
7	1471316
8	3161388
9	6227565
10	11448635
11	19895326
12	32995586
13	52606463
14	81092585
15	121411240
16	177204056
17	252895281
18	353796663
19	486218930
20	657589870
21	876579011
22	1153228901
23	1499092988
24	1927380100
25	2453105525
26	3093248691

[41, 1471, 12938, 62870, 218555, 611821, 1471316, 3161388, 6227565, 11448635, 19895326, 32995586, 52606463, 81092585, 121411240, 177204056, 252895281, 353796663, 486218930, 657589870, 876579011, 1153228901, 1499092988, 1927380100, 2453105525, 3093248691]

cp's OEIS Frontend

A076462 Sum of squares of numbers that can be written as tn + u(n+1) for nonnegative integers t,u in exactly three ways.

Table of values

List of values

cp's OEIS Frontend

A076462 Sum of squares of numbers that can be written as t*n + u*(n+1) for nonnegative integers t,u in exactly three ways.

Table of values

List of values

A076462 Sum of squares of numbers that can be written as tn + u(n+1) for nonnegative integers t,u in exactly three ways.