|
|
A038311
|
|
Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*9^j.
|
|
0
|
|
|
1, 10, 9, 100, 180, 81, 1000, 2700, 2430, 729, 10000, 36000, 48600, 29160, 6561, 100000, 450000, 810000, 729000, 328050, 59049, 1000000, 5400000, 12150000, 14580000, 9841500, 3542940, 531441, 10000000, 63000000, 170100000, 255150000
(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
|
|
|
KEYWORD
|
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|