0,8

The n-th row has 4n+1 entries.

Table of n, a(n) for n=0..88.

S. R. Finch, P. Sebah and Z.-Q. Bai, Odd Entries in Pascal's Trinomial Triangle (arXiv:0802.2654)

CoefficientList[(1+x+x^4)^n, x]

Cf. A027907, A038717.

Sequence in context: A281228 A284575 A112178 * A000925 A258279 A258292

Adjacent sequences: A134660 A134661 A134662 * A134664 A134665 A134666

nonn,tabf

Steven Finch, Jan 25 2008

approved