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A027452 Second diagonal of A027447. 0
7, 19, 37, 549, 364, 12700, 38025, 265825, 212464, 21019824, 17507700, 2502630900, 2144458800, 1858077936, 6501984489, 1657735504425, 1473342270400, 475835044484800, 428209840762704, 387395612954064, 352152440452800, 170078965146417600, 155897164961237700 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,1

LINKS

Table of n, a(n) for n=2..24.

FORMULA

Numerators of sequence a(n, n-1) in (a(i, j))^3 where a(i, j) = 1/i if j <= i, 0 if j > i.

CROSSREFS

Sequence in context: A155367 A155357 A155248 * A051937 A119327 A152728

Adjacent sequences:  A027449 A027450 A027451 * A027453 A027454 A027455

KEYWORD

nonn

AUTHOR

Olivier Gérard

EXTENSIONS

More terms from Sean A. Irvine, Nov 04 2019

STATUS

approved

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Last modified January 19 09:35 EST 2020. Contains 331048 sequences. (Running on oeis4.)