a(n) = n^12 - n^11 + n^9 - n^8 + n^6 - n^4 + n^3 - n + 1.

A269483

a(n) = n^12 - n^11 + n^9 - n^8 + n^6 - n^4 + n^3 - n + 1.

Terms

    a(0) =1a(1) =1a(2) =2359a(3) =368089a(4) =12783421a(5) =196890121a(6) =1822428931a(7) =11898664849a(8) =60247241209a(9) =251393376241a(10) =900900990991

External references