A027460 Second column of A027447.

1, 19, 115, 3799, 4669, 268921, 1227199, 12335311, 13560283, 1781891563, 1916566873, 345677548297, 366562289317, 386631866845, 1623817435135, 490825547301775, 511634386192615, 191966753701218895, 199005637912597915, 205832222367859915, 212460475248691315

Offset

2,2

Links

Table of n, a(n) for n=2..22.

Formula

Numerators of sequence a(2, n) in (a(i, j))^3 where a(i, j) = 1/i if j <= i, 0 if j > i.

Crossrefs

Sequence in context: A084751 A041694 A220228 * A213556 A293879 A044351

Adjacent sequences: A027457 A027458 A027459 * A027461 A027462 A027463

Keyword

nonn

Author

Olivier Gérard

Extensions

More terms from Sean A. Irvine, Nov 04 2019

Status

approved