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A364731 a(n) is the index of the first occurrence of n in A364443, or -1 if n doesn't occur. 5

%I #6 Sep 06 2023 08:09:30

%S 0,1,3,5,6,8,10,14,13,17,20,19,25,24,29,-1,31,36,38,40,39,44,46,-1,51,

%T 52,61,57,62,60,67,71,70,72,76,77,79,92,94,86,90,91,95,99,105,-1,108,

%U 104,118,116,114,124,122,-1,123,130,135,134,141,138,140,160,148

%N a(n) is the index of the first occurrence of n in A364443, or -1 if n doesn't occur.

%C Compared to A364443, this sequence is what A363763 is to A077773.

%H Hugo Pfoertner, <a href="/A364731/b364731.txt">Table of n, a(n) for n = 0..10000</a>

%Y Cf. A077773, A363763, A364729, A364730, A364732.

%K sign

%O 0,3

%A _Hugo Pfoertner_, Aug 06 2023

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Last modified May 21 10:20 EDT 2024. Contains 372735 sequences. (Running on oeis4.)