A120767 - OEIS

%I #12 Sep 08 2022 08:45:26

%S 2,5,25,539,65617,33554675,68719477465,562949953423499,

%T 18446744073709558177,2417851639229258349432035,

%U 1267650600228229401496703264425,2658455991569831745807614120560866299

%N 2^(n^2)+3^n.

%H Vincenzo Librandi, <a href="/A120767/b120767.txt">Table of n, a(n) for n = 0..50</a>

%t Table[2^(n^2) + 3^n, {n, 0, 20}] (* _Vincenzo Librandi_, Feb 27 2013 *)

%o (Magma) [2^(n^2) + 3^n: n in [0..15]]; // _Vincenzo Librandi_, Feb 27 2013

%o (PARI) a(n)=2^(n^2)+3^n \\ _Charles R Greathouse IV_, Feb 27 2013

%Y Cf. A007689, A001047.

%K nonn,easy

%O 0,1

%A _Mohammad K. Azarian_, Aug 18 2006