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A038212
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Triangle whose (i,j)-th entry is binomial(i,j)*2^(i-j)*6^j.
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0
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1, 2, 6, 4, 24, 36, 8, 72, 216, 216, 16, 192, 864, 1728, 1296, 32, 480, 2880, 8640, 12960, 7776, 64, 1152, 8640, 34560, 77760, 93312, 46656, 128, 2688, 24192, 120960, 362880, 653184, 653184, 279936, 256, 6144, 64512, 387072, 1451520
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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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