A027453 Third diagonal of A027447.

85, 115, 1489, 919, 30676, 89125, 609625, 479269, 46805584, 38580444, 5467738500, 4651663500, 4005934416, 13944602529, 3539108614041, 3132881376625, 1008229438216000, 904461877983664, 815945004944784, 739827337966704, 356490237457224000, 326078767183396500

Offset: 3

Author

Olivier Gérard

Keywords

• nonn

Formula

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

Extensions

More terms from Sean A. Irvine, Nov 04 2019