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A358292
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Array read by antidiagonals: T(n,k) = n^3*k*3*(n+k)^2, n>=0, k>=0.
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3
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0, 0, 0, 0, 4, 0, 0, 72, 72, 0, 0, 432, 1024, 432, 0, 0, 1600, 5400, 5400, 1600, 0, 0, 4500, 18432, 26244, 18432, 4500, 0, 0, 10584, 49000, 84672, 84672, 49000, 10584, 0, 0, 21952, 110592, 216000, 262144, 216000, 110592, 21952, 0, 0, 41472, 222264, 472392, 648000, 648000, 472392, 222264, 41472, 0
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,5
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LINKS
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Table of n, a(n) for n=0..54.
Daniel Khoshnoudirad, Farey lines defining Farey diagrams and application to some discrete structures, Applicable Analysis and Discrete Mathematics, 9 (2015), 73-84; doi:10.2298/AADM150219008K.
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EXAMPLE
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The array begins:
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, ...
0, 4, 72, 432, 1600, 4500, 10584, 21952, 41472, ...
0, 72, 1024, 5400, 18432, 49000, 110592, 222264, ...
0, 432, 5400, 26244, 84672, 216000, 472392, 926100, ...
0, 1600, 18432, 84672, 262144, 648000, 1382400, ...
0, 4500, 49000, 216000, 648000, 1562500, 3267000, ...
...
...
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CROSSREFS
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Cf. A358293-A358295.
Sequence in context: A192057 A054376 A351156 * A071608 A013451 A013462
Adjacent sequences: A358289 A358290 A358291 * A358293 A358294 A358295
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KEYWORD
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nonn,tabl,changed
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AUTHOR
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N. J. A. Sloane, Dec 03 2022
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STATUS
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approved
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