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A038238 Triangle whose (i,j)-th entry is binomial(i,j)*4^(i-j)*8^j. 0
1, 4, 8, 16, 64, 64, 64, 384, 768, 512, 256, 2048, 6144, 8192, 4096, 1024, 10240, 40960, 81920, 81920, 32768, 4096, 49152, 245760, 655360, 983040, 786432, 262144, 16384, 229376, 1376256, 4587520, 9175040, 11010048, 7340032, 2097152 (list; table; graph; refs; listen; history; text; internal format)
OFFSET
0,2
REFERENCES
B. N. Cyvin et al., Isomer enumeration of unbranched catacondensed polygonal systems with pentagons and heptagons, Match, No. 34 (Oct 1996), pp. 109-121.
LINKS
CROSSREFS
Sequence in context: A337783 A301773 A102358 * A230112 A023376 A242966
KEYWORD
nonn,tabl,easy
AUTHOR
STATUS
approved

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)