A038324 Triangle read by rows whose (i,j)-th entry is binomial(i,j)*11^(i-j)*10^j.

1, 11, 10, 121, 220, 100, 1331, 3630, 3300, 1000, 14641, 53240, 72600, 44000, 10000, 161051, 732050, 1331000, 1210000, 550000, 100000, 1771561, 9663060, 21961500, 26620000, 18150000, 6600000, 1000000, 19487171, 124009270

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..29.

Crossrefs

Sequence in context: A070836 A063432 A364121 * A164125 A212529 A004289

Adjacent sequences: A038321 A038322 A038323 * A038325 A038326 A038327

Keyword

nonn,tabl,easy

Author

N. J. A. Sloane.

Status

approved