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 A283622 #9 Sep 08 2022 08:46:18 %S A283622 127,328,149,26,127,254,17,34,59,50,37,134,23,136,65,26,43,96,29,142, %T A283622 47,50,49,116,35,52,53,56,79,122,41,58,59,92,157,86,47,64,89,50,67, %U A283622 186,53,94,95,56,73,134,59,100,77,78,79,146,65,82,83,86,109,204,71 %N A283622 a(n) = smallest k > n + 1 not of the form p + n^x with p prime, where gcd(k, n) = 1 and gcd(k-1, n-1) = 1. %o A283622 (Magma) lst:=[]; for n in [2..62] do k:=n+2; t:=0; while t eq 0 do if GCD(k, n) eq 1 and GCD(k-1, n-1) eq 1 then x:=-1; repeat x+:=1; p:=k-n^x; until p lt 2 or IsPrime(p); if p lt 2 then Append(~lst, k); t:=1; end if; end if; k+:=1; end while; end for; lst; %Y A283622 Cf. A006285, A282430. %K A283622 nonn %O A283622 2,1 %A A283622 _Arkadiusz Wesolowski_, Mar 12 2017