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A061484 Numerator of 1/3 + 3/5 + 5/7 + ... + (2n - 1)/(2n + 1). 1
0, 1, 14, 173, 764, 11239, 184222, 223261, 4471112, 97969133, 111132998, 2861599189, 15847336748, 52189778369, 1649032491226, 55341482060581, 59580601511056, 63835349051671, 2519849300889202, 2678253518766877 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
EXAMPLE
1/3, 14/15, 173/105, 764/315,...
MAPLE
summ := 0; for n from 1 to 30 do printf("%d ", numer(summ)); if (1 = 1) then summ := summ + (2*n-1)/(2*n+1): end if; od;
MATHEMATICA
Join[{0}, Accumulate[Table[(2n-1)/(2n+1), {n, 30}]]//Numerator] (* Harvey P. Dale, Jan 03 2023 *)
CROSSREFS
Sequence in context: A191690 A016136 A277940 * A097583 A269680 A269469
KEYWORD
nonn,frac,easy
AUTHOR
Amarnath Murthy, May 05 2001
EXTENSIONS
Corrected and extended by Winston C. Yang (winston(AT)cs.wisc.edu), May 19 2001
Fourth example term corrected by Charles J. Daniels (chajadan(AT)gmail.com), Dec 02 2009
STATUS
approved

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Last modified February 29 16:02 EST 2024. Contains 370425 sequences. (Running on oeis4.)