cp's OEIS Frontend

A225246 T(n,k)=Number of distinct values of the sum of n products of a 0..k-1 and a 0..k integer.

%I A225246 #7 Jul 23 2025 05:22:05
%S A225246 1,3,1,6,5,1,9,12,7,1,14,22,18,9,1,18,36,34,24,11,1,25,53,56,46,30,13,
%T A225246 1,30,74,83,76,58,36,15,1,36,98,116,113,96,70,42,17,1,42,126,154,158,
%U A225246 143,116,82,48,19,1,53,158,198,210,200,173,136,94,54,21,1,59,193,248,270,266
%N A225246 T(n,k)=Number of distinct values of the sum of n products of a 0..k-1 and a 0..k integer.
%C A225246 Table starts
%C A225246 .1..3..6...9..14..18..25..30..36..42...53...59...72...80...89...97..114..123
%C A225246 .1..5.12..22..36..53..74..98.126.158..193..231..274..320..369..423..481..542
%C A225246 .1..7.18..34..56..83.116.154.198.248..303..363..430..502..579..663..753..848
%C A225246 .1..9.24..46..76.113.158.210.270.338..413..495..586..684..789..903.1025.1154
%C A225246 .1.11.30..58..96.143.200.266.342.428..523..627..742..866..999.1143.1297.1460
%C A225246 .1.13.36..70.116.173.242.322.414.518..633..759..898.1048.1209.1383.1569.1766
%C A225246 .1.15.42..82.136.203.284.378.486.608..743..891.1054.1230.1419.1623.1841.2072
%C A225246 .1.17.48..94.156.233.326.434.558.698..853.1023.1210.1412.1629.1863.2113.2378
%C A225246 .1.19.54.106.176.263.368.490.630.788..963.1155.1366.1594.1839.2103.2385.2684
%C A225246 .1.21.60.118.196.293.410.546.702.878.1073.1287.1522.1776.2049.2343.2657.2990
%H A225246 R. H. Hardin, <a href="/A225246/b225246.txt">Table of n, a(n) for n = 1..1325</a>
%F A225246 Empirical: column k is n*k*(k-1) - A225249(k) for large n (n>2 suffices through at least k=555)
%Y A225246 Row 1 is A027424
%K A225246 nonn,tabl
%O A225246 1,2
%A A225246 _R. H. Hardin_ May 04 2013