0,2

Simon Plouffe, Illustration

seq(n*2^(floor((n+1)/2)), n=0..120);

Equals 2*A093968.

Sequence in context: A082458 A114064 A071118 this_sequence A053636 A054440 A074646

Adjacent sequences: A132311 A132312 A132313 this_sequence A132315 A132316 A132317

nonn

Simon Plouffe (simon.plouffe(AT)gmail.com), Nov 19 2007