Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS". Other ways to donate

0,2

Table of n, a(n) for n=0..9.

Index entries for linear recurrences with constant coefficients, signature (24, -188, 480) conjectured.

Conjecture: a(n) = 10^n/2+2*8^n-5*6^n/2. a(n)= 24*a(n-1) -188*a(n-2) +480*a(n-3). G.f.: 2*x*(-3+28*x)/((6*x-1)*(8*x-1)*(10*x-1)). [R. J. Mathar, May 24 2010]

Sequence in context: A210012 A226426 A210005 * A122770 A265267 A218260

Adjacent sequences: A178293 A178294 A178295 * A178297 A178298 A178299

nonn

R. H. Hardin, suggested by R. J. Mathar in the Sequence Fans Mailing List, May 24 2010

approved