A046584 Odd numbers in writing first numerator and then denominator of each element of the 1/4-Pascal triangle (by row).

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, 1, 19, 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

Offset

1,14

Links

Table of n, a(n) for n=1..66.

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
1/1 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: A046581 A046594 A046585 * A046599 A100285 A172355

Adjacent sequences: A046581 A046582 A046583 * A046585 A046586 A046587

Keyword

tabf,nonn,frac,less

Author

Mohammad K. Azarian

Status

approved