A183066 G.f.: A(x) = (1 + 21*x + 3*x^2 - x^3)/(1-x)^5.

1, 26, 123, 364, 845, 1686, 3031, 5048, 7929, 11890, 17171, 24036, 32773, 43694, 57135, 73456, 93041, 116298, 143659, 175580, 212541, 255046, 303623, 358824, 421225, 491426, 570051, 657748, 755189, 863070, 982111, 1113056, 1256673

Offset

0,2

Links

Table of n, a(n) for n=0..32.

Formula

Column 1 of triangle A183065.

Prog

(PARI) {a(n)=polcoeff((1+21*x+3*x^2-x^3)/(1-x+x*O(x^n))^5, n)}

Crossrefs

Cf. A183065, A183067, A183068.

Sequence in context: A051729 A100163 A296325 * A124954 A126413 A246032

Adjacent sequences: A183063 A183064 A183065 * A183067 A183068 A183069

Keyword

nonn

Author

Paul D. Hanna, Dec 22 2010

Status

approved