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A248706 Central terms of triangle A248600. 1

%I #3 Oct 12 2014 07:54:42

%S 1,8,576,48320,5118400,598123008,75243589344,9951304416768,

%T 1366687981264320

%N Central terms of triangle A248600.

%C a(n) is divisible by C(2*n,n).

%e Triangle A248600 begins:

%e [1],

%e [14, 8, 2],

%e [786, 1056, 576, 96, 6],

%e [61340, 131760, 117900, 48320, 9540, 720, 20],

%e [5562130, 16481920, 20917120, 13847680, 5118400, 1025920, 105280, 4480, 70],

%e [549676764, 2079579600, 3444581700, 3165926400, 1755532800, 598123008, 123656400, 14716800, 926100, 25200, 252], ...

%Y Cf. A248600.

%K nonn

%O 0,2

%A _Paul D. Hanna_, Oct 12 2014

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Last modified June 22 11:42 EDT 2024. Contains 373570 sequences. (Running on oeis4.)