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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).
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
OFFSET
0,2
COMMENTS
The row sums of the rational triangle A164658/A164659 give A164660/A164661.
FORMULA
a(n) = Sum_{m=1..n+1} A164659(n,m), n>=0.
CROSSREFS
Row sums of numerator triangle A164658 gives A164662.
Sequence in context: A049757 A190864 A155537 * A098971 A093572 A317650
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Oct 16 2009
STATUS
approved