cp's OEIS Frontend

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.

A349315 Ordinal transform of A348674.

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%I A349315 #10 Dec 19 2021 12:42:41
%S A349315 1,2,3,4,5,6,7,8,9,10,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,
%T A349315 20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,
%U A349315 43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60
%N A349315 Ordinal transform of A348674.
%C A349315 n is the a(n)-th nonnegative integer having value A348674(n).
%H A349315 Alois P. Heinz, <a href="/A349315/b349315.txt">Table of n, a(n) for n = 0..65536</a>
%F A349315 a(n) = 1 <=> n in { A349316 }.
%p A349315 b:= proc(s) option remember; (n-> {parse(s), seq(seq(seq(x+y,
%p A349315       y=b(s[i+1..n])), x=b(s[1..i])), i=1..n-1)})(length(s))
%p A349315     end:
%p A349315 p:= proc() 0 end:
%p A349315 a:= proc(n) option remember; local t;
%p A349315       t:= nops(b(""||n));
%p A349315       p(t):= p(t)+1
%p A349315     end:
%p A349315 seq(a(n), n=0..100);
%Y A349315 Cf. A348674, A349316.
%K A349315 nonn,look,base
%O A349315 0,2
%A A349315 _Alois P. Heinz_, Nov 14 2021