83912

Appears in sequences

• C(n-3,3)+C(n-7,7)+...+C(n-(4*floor((n-4)/4)+3),4*floor((n-4)/4)+3).at n=27A101552
• p-INVERT of (1,1,0,0,0,0,...), where p(S) = 1 - S^4.at n=26A291379