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 A139537 #26 Jul 06 2025 00:24:26 %S A139537 2,3,5,4,17,8,22,28,23,41,37,98,116,112,343,424,388,409,473,526,527, %T A139537 2678,4208,5102,8587,9023,13576,24040,28898,33787,35218,47719,77842, %U A139537 98257,122543,139256,188837,374174,409118,555355,557992,568246,873941,987592,1210312 %N A139537 Digit sum of Fibonacci primes. %H A139537 James C. McMahon, <a href="/A139537/b139537.txt">Table of n, a(n) for n = 1..56</a> %H A139537 Ron Knott, <a href="http://www.maths.surrey.ac.uk/hosted-sites/R.Knott/Fibonacci/fibtable.html">List of Fibonacci numbers</a>. %F A139537 a(n) = A007953(A005478(n)) and a(n) = A004090(A001605(n)). - _Michel Marcus_, Jun 30 2025 %e A139537 514229 is a Fibonacci prime whose digit sum is 23. %t A139537 DigitSum/@Select[Fibonacci[Range[10000]],PrimeQ] (* _James C. McMahon_, Jun 30 2025 *) %Y A139537 Cf. A007953, A005478, A001605. %Y A139537 Subsequence of A004090. %K A139537 nonn,base %O A139537 1,1 %A A139537 _Parthasarathy Nambi_, Jun 09 2008 %E A139537 a(22)-a(34) and a(35) onwards (using A001605) from _James C. McMahon_, Jun 30 2025