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A046543 First numerator and then denominator of the central elements of the 1/3-Pascal triangle (by row). 0
1, 1, 1, 3, 8, 3, 10, 1, 110, 3, 406, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..12.

EXAMPLE

1/1; --> 1 1

1/1 1/1; -->

1/1 1/3 1/1; --> 1 3

1/1 4/3 4/3 1/1; -->

1/1 7/3 8/3 7/3 1/1; --> 8 3

1/1 10/3 5/1 5/1 10/3 1/1;

1/1 13/3 25/3 10/1 25/3 13/3 1/1;

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

CROSSREFS

Cf. A046534.

Sequence in context: A106230 A205126 A016623 * A233129 A035292 A144457

Adjacent sequences:  A046540 A046541 A046542 * A046544 A046545 A046546

KEYWORD

tabf,nonn,frac

AUTHOR

Mohammad K. Azarian

STATUS

approved

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Last modified September 23 14:23 EDT 2014. Contains 247171 sequences.