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 A370633 #22 Jun 02 2024 17:45:56 %S A370633 1,2,4,5,11,14,31,32,35,47,70,79,80,86,89,91,104,109,127,149,161,170, %T A370633 182,185,194,196,226,242,260,283,289,302,311,316,317,319,338,350,355, %U A370633 361,362,373,392,413,433,472,490,496,499,500,506,517,518,520,524,530,568,574,593 %N A370633 Numbers k such that A372041(k) = 3. %C A370633 3 is the smallest positive value occurring in A372041 and occurs when the sum of the squares of the first 2*k+1 primes starting at 3 is a prime. %F A370633 a(n) = (A160358(n) - 1)/2. %e A370633 k = 2 is a term since A372041(2) = 3, meaning that the sum of the 2*k+1 = 5 squares of primes starting at 3 is a prime: 3^2 + 5^2 + 7^2 + 11^2 + 13^2 = 373. %Y A370633 Cf. A133547, A160358, A372041. %K A370633 nonn %O A370633 1,2 %A A370633 _Michel Lagneau_, May 01 2024