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A164663 Row sums of triangle A164659 (denominators of coefficients from int(T(n,x),x), with T(n,x) Chebyshev's polynomials of the first kind). 2
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 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

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

LINKS

Table of n, a(n) for n=0..63.

Index entries for sequences related to Chebyshev polynomials.

FORMULA

a(n)=sum(A164659(n,m),m=1..n+1), n>=0.

CROSSREFS

Row sums of numerator triangle A164658 gives A164662.

Sequence in context: A049757 A190864 A155537 * A098971 A093572 A317650

Adjacent sequences:  A164660 A164661 A164662 * A164664 A164665 A164666

KEYWORD

nonn,easy

AUTHOR

Wolfdieter Lang, Oct 16 2009

STATUS

approved

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Last modified August 24 23:01 EDT 2019. Contains 326314 sequences. (Running on oeis4.)