A038328 - OEIS

A038328

Triangle whose (i,j)-th entry is binomial(i,j)*12^(i-j)*2^j.

1, 12, 2, 144, 48, 4, 1728, 864, 144, 8, 20736, 13824, 3456, 384, 16, 248832, 207360, 69120, 11520, 960, 32, 2985984, 2985984, 1244160, 276480, 34560, 2304, 64, 35831808, 41803776, 20901888, 5806080, 967680, 96768, 5376, 128

(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

Table of n, a(n) for n=0..35.

CROSSREFS

Sequence in context: A334700 A302799 A213059 * A126860 A010203 A129197

Adjacent sequences: A038325 A038326 A038327 * A038329 A038330 A038331

KEYWORD

nonn,tabl,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved