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A038290
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Triangle whose (i,j)-th entry is binomial(i,j)*8^(i-j)*12^j.
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0
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1, 8, 12, 64, 192, 144, 512, 2304, 3456, 1728, 4096, 24576, 55296, 55296, 20736, 32768, 245760, 737280, 1105920, 829440, 248832, 262144, 2359296, 8847360, 17694720, 19906560, 11943936, 2985984, 2097152, 22020096, 99090432, 247726080
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history;
text;
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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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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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