A366552 - OEIS

%I #14 Oct 18 2023 10:03:33

%S 0,1,104,122,0,130,3,9,103,0,119,5,11,105,0,121,7,13,107,0,123,9,15,

%T 109,0,125,11,17,111,0

%N a(n) is the index of the first row of A296142 in which n appears, or 0 if n does not appear.

%C a(5k) = 0 for all k, since no multiple of 5 appears in A296142.

%Y Cf. A296142, A321351.

%K nonn,more

%O 1,3

%A _Jeremy F. Alm_, Oct 13 2023