A059421 A diagonal of A059419.

16, 136, 616, 2016, 5376, 12432, 25872, 49632, 89232, 152152, 248248, 390208, 594048, 879648, 1271328, 1798464, 2496144, 3405864, 4576264, 6063904, 7934080, 10261680, 13132080, 16642080, 20900880, 26031096, 32169816, 39469696

Offset: 1

Author

N. J. A. Sloane, Jan 30 2001

Keywords

• nonn
• easy

References

• L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 259.

Extensions

More terms from Larry Reeves (larryr(AT)acm.org), Feb 08 2001