This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A376895 #16 Oct 27 2024 16:07:32 %S A376895 2,5,14348909,3502727633,150094635296999123, %T A376895 269211745384444720788843377, %U A376895 2075640621314051693456929619860436129299430333182575810508680776710025092954370975575949 %N A376895 Primes of the form 3^k*k^3 + 2. %C A376895 A366997 are the corresponding integers k to obtain the terms of this sequence. %C A376895 The next term a(8)=~2.20847*10^143 is too large to include. %C A376895 The last known integer k in A366997 is 20803 and corresponds to a(13)=~3.21988*10^9938. %F A376895 a(n) = 3^A366997(n)*A366997(n)^3 + 2. %t A376895 Select[Table[3^k*k^3+2,{k,0,1000}],PrimeQ] %Y A376895 Cf. A366997. %K A376895 nonn %O A376895 1,1 %A A376895 _Paul F. Marrero Romero_, Oct 08 2024