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A038306
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Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*4^j.
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0
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1, 10, 4, 100, 80, 16, 1000, 1200, 480, 64, 10000, 16000, 9600, 2560, 256, 100000, 200000, 160000, 64000, 12800, 1024, 1000000, 2400000, 2400000, 1280000, 384000, 61440, 4096, 10000000, 28000000, 33600000, 22400000, 8960000
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,2
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REFERENCES
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B. N. Cyvin et al., Isomer enumeration of unbranched catacondensed polygonal systems with pentagons and heptagons, Match, No. 34 (Oct 1996), pp. 109-121.
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LINKS
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MATHEMATICA
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Table[Binomial[i, j]10^(i-j) 4^j, {i, 0, 10}, {j, 0, i}]//Flatten (* Harvey P. Dale, Dec 20 2022 *)
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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