A038282 Triangle whose (i,j)-th entry is binomial(i,j)*8^(i-j)*4^j.

1, 8, 4, 64, 64, 16, 512, 768, 384, 64, 4096, 8192, 6144, 2048, 256, 32768, 81920, 81920, 40960, 10240, 1024, 262144, 786432, 983040, 655360, 245760, 49152, 4096, 2097152, 7340032, 11010048, 9175040, 4587520, 1376256, 229376, 16384

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..35.

Crossrefs

Sequence in context: A112546 A112583 A112589 * A268482 A231234 A096687

Adjacent sequences: A038279 A038280 A038281 * A038283 A038284 A038285

Keyword

nonn,tabl,easy

Author

N. J. A. Sloane.

Status

approved