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A046539 Numerators of the 1/3-Pascal triangle (by row). 0

%I #22 Apr 14 2021 03:49:35

%S 1,1,1,1,1,1,1,4,4,1,1,7,8,7,1,1,10,5,5,10,1,1,13,25,10,25,13,1,1,16,

%T 38,55,55,38,16,1,1,19,18,31,110,31,18,19,1,1,22,73,49,203,203,49,73,

%U 22,1,1,25,95,220,350,406,350,220,95,25,1

%N Numerators of the 1/3-Pascal triangle (by row).

%e 1/1; --> 1

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

%e 1/1 1/3 1/1; --> 1 1 1

%e 1/1 4/3 4/3 1/1; --> 1 4 4 1

%e 1/1 7/3 8/3 7/3 1/1; --> ...

%e 1/1 10/3 5/1 5/1 10/3 1/1;

%e 1/1 13/3 25/3 10/1 25/3 13/3 1/1;

%e 1/1 16/3 38/3 55/3 55/3 38/3 16/3 1/1; ...

%Y Cf. A046534.

%K tabl,nonn,frac,less

%O 1,8

%A _Mohammad K. Azarian_

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

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Last modified March 28 05:02 EDT 2024. Contains 371235 sequences. (Running on oeis4.)