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 A046599 First numerator and then denominator of each element of the 1/4-Pascal triangle (by row), excluding 2's and 4's. 0
 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 5, 5, 1, 1, 1, 1, 9, 5, 9, 1, 1, 1, 1, 13, 19, 19, 13, 1, 1, 1, 1, 17, 8, 1, 19, 8, 1, 17, 1, 1, 1, 1, 21, 49, 35, 35, 49, 21, 1, 1, 1, 1, 25, 35, 119, 35, 1, 119, 35, 25, 1, 1, 1, 1, 29 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,14 LINKS EXAMPLE 1/1; --> 1 1 1/1 1/1;  --> 1 1 1 1 1/1 1/4 1/1;  --> 1 1 1 1 1 1/1 5/4 5/4 1/1; --> 1 1 5 5 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: A046594 A046585 A046584 * A100285 A172355 A178916 Adjacent sequences:  A046596 A046597 A046598 * A046600 A046601 A046602 KEYWORD tabf,frac,nonn,less AUTHOR STATUS approved

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Last modified May 17 12:55 EDT 2021. Contains 343971 sequences. (Running on oeis4.)