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A046569 Denominators of the 1/4-Pascal triangle (by row). 0
1, 1, 1, 1, 4, 1, 1, 4, 4, 1, 1, 4, 2, 4, 1, 1, 4, 4, 4, 4, 1, 1, 4, 1, 2, 1, 4, 1, 1, 4, 4, 2, 2, 4, 4, 1, 1, 4, 2, 4, 1, 4, 2, 4, 1, 1, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 4, 1, 1, 1, 2, 1, 1, 1, 4, 1, 1, 4, 4, 1, 1, 2, 2, 1, 1, 4, 4, 1, 1, 4, 2, 4, 1, 2, 1, 2, 1, 4, 2, 4, 1, 1, 4, 4, 4, 4, 2, 2, 2, 2, 4, 4, 4, 4, 1 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,5

LINKS

Table of n, a(n) for n=1..105.

EXAMPLE

1/1; --> 1

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

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

1/1 5/4 5/4 1/1; --> 1 4 4 1

1/1 9/4 5/2 9/4 1/1; --> ...

1/1 13/4 19/4 19/4 13/4 1/1;

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

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

CROSSREFS

Cf. A046563.

Sequence in context: A010322 A299537 A053239 * A046596 A174093 A204028

Adjacent sequences:  A046566 A046567 A046568 * A046570 A046571 A046572

KEYWORD

tabl,nonn,frac

AUTHOR

Mohammad K. Azarian

EXTENSIONS

More terms from James A. Sellers, Dec 14 1999

STATUS

approved

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Last modified July 10 00:05 EDT 2020. Contains 335570 sequences. (Running on oeis4.)