OFFSET
0,3
COMMENTS
Arises in the analysis of A354767.
FORMULA
G.f. = x*(x^7-x^6-x^3+x^2+1))/((1-x)^2*(1+x^2)).
CROSSREFS
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, Jul 01 2022
STATUS
approved