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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
OFFSET
1,5
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
KEYWORD
tabl,nonn,frac
EXTENSIONS
More terms from James A. Sellers, Dec 14 1999
STATUS
approved