A038288 - OEIS

A038288

Triangle whose (i,j)-th entry is binomial(i,j)*8^(i-j)*10^j.

1, 8, 10, 64, 160, 100, 512, 1920, 2400, 1000, 4096, 20480, 38400, 32000, 10000, 32768, 204800, 512000, 640000, 400000, 100000, 262144, 1966080, 6144000, 10240000, 9600000, 4800000, 1000000, 2097152, 18350080, 68812800, 143360000

(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..31.

CROSSREFS

Sequence in context: A015657 A167303 A025634 * A230111 A289664 A321881

Adjacent sequences: A038285 A038286 A038287 * A038289 A038290 A038291

KEYWORD

nonn,tabl,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved