A170967 Expansion of Product_{i=0..m-1} (1 + x^(4*i+1)) for m = 4.

1, 1, 0, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 2, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 0, 1, 1

Offset: 0

Author

N. J. A. Sloane, Aug 29 2010

Keywords

• nonn
• fini
• full

Crossrefs

Cf. A169975, A170966-A170984.

Programs

Mathematica

CoefficientList[Series[Product[1+x^(4i+1),{i,0,3}],{x,0,30}],x] (* Harvey P. Dale, Jul 11 2019 *)