Triangle read by rows: T(n,k) is the coefficient of x^k in the ZZ polynomial of the hexagonal graphene flake O(3,4,n).

A338244

Triangle read by rows: T(n,k) is the coefficient of x^k in the ZZ polynomial of the hexagonal graphene flake O(3,4,n).

Terms

    a(0) =35a(1) =60a(2) =30a(3) =4a(4) =490a(5) =1470a(6) =1695a(7) =940a(8) =255a(9) =30a(10) =1a(11) =4116a(12) =16468a(13) =27293a(14) =24262a(15) =12521a(16) =3796a(17) =653a(18) =58a(19) =2a(20) =24696a(21) =118590a(22) =243994a(23) =281372a(24) =199822a(25) =90482a(26) =26195a(27) =4748a(28) =517a(29) =32

External references