A164663 Row sums of triangle A164659 (denominators of coefficients from int(T(n,x),x), with T(n,x) Chebyshev polynomials of the first kind).

1, 3, 5, 5, 11, 9, 17, 11, 25, 15, 31, 21, 35, 25, 49, 23, 55, 29, 53, 39, 71, 41, 77, 43, 79, 47, 97, 53, 95, 73, 89, 63, 115, 51, 165, 73, 131, 77, 135, 71, 141, 103, 125, 105, 163, 89, 169, 81, 161, 101, 193, 109, 181, 119, 197, 121, 261, 111, 203, 139, 179, 143, 239, 95

Offset: 0

Author

Wolfdieter Lang, Oct 16 2009

Keywords

• nonn
• easy

Comments

The row sums of the rational triangle A164658/A164659 give A164660/A164661.

Links

• Index entries for sequences related to Chebyshev polynomials.

Crossrefs

Row sums of numerator triangle A164658 gives A164662.

Formula

a(n) = Sum_{m=1..n+1} A164659(n,m), n>=0.