Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 4500 articles have referenced us, often saying "we would not have discovered this result without the OEIS".
Table of n, a(n) for n=0..37.
a[n_] := Binomial[n, Floor[n/4]]; Array[a, 50, 0] (* Enrique Pérez Herrero, Mar 06 2012 *)
Cf. A001405, A051033, A051052, A051053.
Sequence in context: A071177 A010754 A187807 * A063673 A105737 A257816
Adjacent sequences: A051033 A051034 A051035 * A051037 A051038 A051039
N. J. A. Sloane.