A168666 a(n) = n^7*(n^9 + 1)/2.

0, 1, 32832, 21524454, 2147491840, 76293984375, 1410555093696, 16616465696572, 140737489403904, 926510096817405, 5000000005000000, 22974864941529666, 92442129465434112, 332708304622964179, 1088976668957392320

Offset: 0

Author

N. J. A. Sloane, Dec 11 2009

Keywords

• nonn
• easy

Links

• Vincenzo Librandi, Table of n, a(n) for n = 0..10000

Programs

Magma

[n^7*(n^9+1)/2: n in [0..20]]; // Vincenzo Librandi, Aug 28 2011

Mathematica

Table[n^7*(n^9 + 1)/2, {n,0,25}] (* G. C. Greubel, Jul 29 2016 *)