A038312 Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*10^j.

1, 10, 10, 100, 200, 100, 1000, 3000, 3000, 1000, 10000, 40000, 60000, 40000, 10000, 100000, 500000, 1000000, 1000000, 500000, 100000, 1000000, 6000000, 15000000, 20000000, 15000000, 6000000, 1000000, 10000000, 70000000, 210000000

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..30.

Crossrefs

Sequence in context: A285907 A286734 A285897 * A217979 A010100 A285942

Adjacent sequences: A038309 A038310 A038311 * A038313 A038314 A038315

Keyword

nonn,tabl,easy

Author

N. J. A. Sloane.

Status

approved