A046580 - OEIS

A046580

Numerators of the elements to the right of the central elements of the 1/4-Pascal triangle (by row).

%I #17 Apr 14 2021 03:52:10

%S 1,1,5,1,9,1,19,13,1,8,17,1,35,49,21,1,119,35,25,1,259,189,95,29,1,

%T 112,71,31,33,1,483,183,102,157,37,1,849,285,565,97,41,1,1815,1419,

%U 1705,759,235,45,1,1617,4543,616,497,70,49,1,3432,11011,7007,1729,637

%N Numerators of the elements to the right of the central elements of the 1/4-Pascal triangle (by row).

%e 1/1; -->

%e 1/1 1/1; --> 1

%e 1/1 1/4 1/1; --> 1

%e 1/1 5/4 5/4 1/1; --> 5 1

%e 1/1 9/4 5/2 9/4 1/1; --> 9 1

%e 1/1 13/4 19/4 19/4 13/4 1/1;

%e 1/1 17/4 8/1 19/2 8/1 17/4 1/1;

%e 1/1 21/4 49/4 35/2 35/2 49/4 21/4 1/1; ...

%Y Cf. A046563.

%K tabf,nonn,frac,less

%O 1,3

%A _Mohammad K. Azarian_

%E More terms from Don Gray (s1171480(AT)cedarville.edu)

%E Data corrected by _Sean A. Irvine_, Apr 13 2021