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 A006449 M0813 #25 Jan 05 2025 19:51:33 %S A006449 1,2,3,6,16,122,8003,18476850,190844194212235, %T A006449 192303711247038132600144086, %U A006449 20672849468072409216994337223266361373129558839387316 %N A006449 Row sums of Fibonacci-Pascal triangle in A045995. %D A006449 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence). %H A006449 Reinhard Zumkeller, <a href="/A006449/b006449.txt">Table of n, a(n) for n = 0..14</a> %H A006449 J. Shallit, <a href="/A006449/a006449.pdf">Letter to N. J. A. Sloane, Oct. 1975</a> %H A006449 R. Whitney, <a href="https://web.archive.org/web/2024*/https://www.fq.math.ca/Scanned/13-3/advanced13-3.pdf">Problem H-254</a>, Fib. Quart., 13 (1975), p. 281. %o A006449 (PARI) a(n) = sum(k=0, n, fibonacci(binomial(n, k))) \\ _Michel Marcus_, May 25 2013 %o A006449 (Haskell) %o A006449 a006449 = sum . a045995_row -- _Reinhard Zumkeller_, May 20 2014 %Y A006449 Cf. A045995. %K A006449 nonn,nice %O A006449 0,2 %A A006449 _Jeffrey Shallit_, Nov 25 1975