This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A183892 #7 Jul 22 2025 09:17:27 %S A183892 8,1,22,16,121,52,1,292,631,114,8,241,2574,2059,240,1,982,8681,13344, %T A183892 6399,494,16,1,20152,63645,59518,19483,1004,1,492,32821,201154,363749, %U A183892 250124,58807,2026,8,241,57614,542557,1466628,1905097,1024174,176859 %N A183892 T(n,k)=Number of arrangements of n+3 numbers in 0..k with each number being the sum mod (k+1) of three others. %C A183892 Table starts %C A183892 ....8.......1.......16..........1...........8...........1...........16 %C A183892 ...22.....121......292........241.........982...........1..........492 %C A183892 ...52.....631.....2574.......8681.......20152.......32821........57614 %C A183892 ..114....2059....13344......63645......201154......542557......1172880 %C A183892 ..240....6399....59518.....363749.....1466628.....4978219.....13388190 %C A183892 ..494...19483...250124....1905097.....9469778....38280865....122033732 %C A183892 .1004...58807..1024174....9681073....58702904...277198249...1030189438 %C A183892 .2026..176859..4143944...48678653...357576342..1964161189...8431580544 %C A183892 .4072..531103.16671934..243871365..2161032260.13808869207..68127437030 %C A183892 .8166.1593931.66886900.1220204441.13012476622.96809981737.547474985956 %H A183892 R. H. Hardin, <a href="/A183892/b183892.txt">Table of n, a(n) for n = 1..176</a> %e A183892 Some solutions for n=3 %e A183892 ..1....2....2....1....2....1....1....0....0....2....1....2....0....0....1....1 %e A183892 ..2....0....1....1....2....2....0....2....1....2....2....0....2....0....0....2 %e A183892 ..2....0....2....0....0....1....0....0....1....0....0....1....2....1....2....2 %e A183892 ..2....2....0....1....1....1....2....1....1....2....1....2....0....1....2....1 %e A183892 ..0....2....1....2....2....0....1....2....1....0....1....1....2....2....2....1 %e A183892 ..0....2....1....1....2....2....0....0....0....2....0....2....0....1....1....2 %Y A183892 Column 1 is A005803(n+3) %K A183892 nonn,tabl %O A183892 1,1 %A A183892 _R. H. Hardin_ Jan 07 2011