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A131471 a(n)=n^5+n. 5

%I #16 Sep 08 2022 08:45:31

%S 0,2,34,246,1028,3130,7782,16814,32776,59058,100010,161062,248844,

%T 371306,537838,759390,1048592,1419874,1889586,2476118,3200020,4084122,

%U 5153654,6436366,7962648,9765650,11881402,14348934,17210396,20511178

%N a(n)=n^5+n.

%H Vincenzo Librandi, <a href="/A131471/b131471.txt">Table of n, a(n) for n = 0..10000</a>

%F G.f.: 2*x*(1+11*x+36*x^2+11*x^3+x^4)/(-1+x)^6. - _R. J. Mathar_, Nov 14 2007

%o (Magma)[n^5+n: n in [0..30]]: // _Vincenzo Librandi_, Oct 01 2011

%o (PARI) a(n) = n^5+n; \\ _Michel Marcus_, Apr 02 2016

%Y Cf. A002378, A007531, A034262, A091940, A058895, A059826.

%K nonn,easy

%O 0,2

%A _Mohammad K. Azarian_, Jul 27 2007

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Last modified June 27 20:20 EDT 2024. Contains 373753 sequences. (Running on oeis4.)