A027548 Third column of A027537.

1, 55, 2816, 158774, 10137723, 738815949, 61433591950, 5804697721600, 619859028202877, 74374520599510883, 9969735382939505772, 1484899710575496381066, 244477746374995741646479, 44283536501435156835634201, 8786015826259691429154890330

Offset

3,2

Links

Table of n, a(n) for n=3..17.

Formula

Numerators of sequence a[3, n] in A=(b[i, j])^2 where b[i, j] = A008292(i, j) / i! if j<=i, 0 if j>i.

Crossrefs

Sequence in context: A131557 A231853 A119166 * A231640 A076657 A212736

Adjacent sequences: A027545 A027546 A027547 * A027549 A027550 A027551

Keyword

nonn

Author

Olivier Gérard

Extensions

More terms from Sean A. Irvine, Nov 07 2019

Status

approved