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%I #21 Jan 07 2024 16:26:19
%S 1,0,2,1,1,3,0,0,2,4,1,2,1,3,5,0,1,0,2,4,6,1,0,3,1,3,5,7,0,2,2,0,2,4,
%T 6,8,1,1,1,4,1,3,5,7,9,0,0,0,3,0,2,4,6,8,10,1,2,3,2,5,1,3,5,7,9,11,0,
%U 1,2,1,4,0,2,4,6,8,10,12,1,0,1,0,3,6,1,3
%N Table of A(n,k) read by antidiagonals, where A(n,k) = (n*k) mod (n+1).
%H Andrew Howroyd, <a href="/A326934/b326934.txt">Table of n, a(n) for n = 1..1275</a> (first 50 antidiagonals)
%F A(n,k) = (n*k) mod (n+1).
%e Table begins:
%e 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, ...
%e 2, 1, 0, 2, 1, 0, 2, 1, 0, 2, 1, 0, 2, 1, 0, 2, ...
%e 3, 2, 1, 0, 3, 2, 1, 0, 3, 2, 1, 0, 3, 2, 1, 0, ...
%e 4, 3, 2, 1, 0, 4, 3, 2, 1, 0, 4, 3, 2, 1, 0, 4, ...
%e 5, 4, 3, 2, 1, 0, 5, 4, 3, 2, 1, 0, 5, 4, 3, 2, ...
%e 6, 5, 4, 3, 2, 1, 0, 6, 5, 4, 3, 2, 1, 0, 6, 5, ...
%e 7, 6, 5, 4, 3, 2, 1, 0, 7, 6, 5, 4, 3, 2, 1, 0, ...
%e 8, 7, 6, 5, 4, 3, 2, 1, 0, 8, 7, 6, 5, 4, 3, 2, ...
%o (PARI) T(n,k)={(n*k) % (n+1)} \\ _Andrew Howroyd_, Oct 22 2019
%Y Cf. A004736.
%K nonn,tabl
%O 1,3
%A _Ali Sada_, Oct 22 2019
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