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 A348777 #10 Nov 08 2021 17:59:31 %S A348777 5,14,94,13,21,38,118,56,45,86,92,73,122,214,93,158,117,121,133,141, %T A348777 218,394,165,177,290,302,205,213,326,225,253,261,958,694,446,301,1726, %U A348777 325,333,345,357,542,381,385,393,8158,421,445,453,686,698,477,481,501,513,525,537,1354,553,842 %N A348777 a(n) = term in A347113 that precedes the n-th prime. Set a(n) = -1 if prime(n) does not appear in A347113. %H A348777 Alois P. Heinz, <a href="/A348777/b348777.txt">Table of n, a(n) for n = 1..1000</a> %e A348777 A347113(11) = 3 is preceded by A347113(10) = 14, and 3 is the 2nd prime, so a(2) = 14. Also (14+1)/3 = 5 = A348778(2). %Y A348777 Cf. A347113, A347313, A348778. %K A348777 nonn %O A348777 1,1 %A A348777 _N. J. A. Sloane_, Nov 08 2021