A038252 Triangle whose (i,j)-th entry is binomial(i,j)*5^(i-j)*10^j.

1, 5, 10, 25, 100, 100, 125, 750, 1500, 1000, 625, 5000, 15000, 20000, 10000, 3125, 31250, 125000, 250000, 250000, 100000, 15625, 187500, 937500, 2500000, 3750000, 3000000, 1000000, 78125, 1093750, 6562500, 21875000, 43750000

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..32.

Crossrefs

Sequence in context: A245415 A106729 A212950 * A211865 A083010 A324005

Adjacent sequences: A038249 A038250 A038251 * A038253 A038254 A038255

Keyword

nonn,tabl,easy

Author

N. J. A. Sloane.

Status

approved