A127517 - OEIS

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A127517

a(n) = denominator of sum{k=1 to n} 1/A127515(k).

2

1, 2, 6, 30, 60, 420, 840, 280, 2520, 2520, 2520, 27720, 27720, 27720, 471240, 942480, 314160, 9110640, 9110640, 1822128, 41908944, 209544720, 2724081360, 908027120, 17252515280, 17252515280, 17252515280, 17252515280, 465817912560

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..29.

CROSSREFS

Cf. A127515, A127516.

Sequence in context: A298759 A360680 A369685 * A137825 A008341 A211889

Adjacent sequences: A127514 A127515 A127516 * A127518 A127519 A127520

KEYWORD

frac,nonn

AUTHOR

Leroy Quet, Jan 17 2007

EXTENSIONS

Extended by Ray Chandler, Jan 22 2007

STATUS

approved