A027541 Third diagonal of A027537.

19, 319, 2816, 18254, 99093, 481821, 2182330, 9438700, 39629855, 163365899, 666397044, 2704448010, 10958782249, 44439844153, 180582177902, 735754592168, 3006110373171, 12314551935015, 50562464064040, 207995720870470, 856862324449469, 3533636612529749

Offset

3,1

Links

Table of n, a(n) for n=3..24.

Formula

Numerators of sequence a[n, n-2] 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: A166965 A372193 A137352 * A143699 A015676 A098304

Adjacent sequences: A027538 A027539 A027540 * A027542 A027543 A027544

Keyword

nonn

Author

Olivier Gérard

Extensions

More terms from Sean A. Irvine, Nov 07 2019

Status

approved