A046619 First numerator and then denominator of each element of the 1/5-Pascal triangle (by row), excluding 5's.

1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 6, 6, 1, 1, 1, 1, 11, 12, 11, 1, 1, 1, 1, 16, 23, 23, 16, 1, 1, 1, 1, 21, 39, 46, 39, 21, 1, 1, 1, 1, 26, 12, 1, 17, 1, 17, 1, 12, 1, 26, 1, 1, 1, 1, 31, 86, 29, 1, 34, 1, 29, 1, 86

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 1/5 1/1; --> 1 1 1 1 1
1/1 6/5 6/5 1/1; --> 1 1 6 6 1 1
1/1 11/5 12/5 11/5 1/1; --> ...
1/1 16/5 23/5 23/5 16/5 1/1;
1/1 21/5 39/5 46/5 39/5 21/5 1/1;
1/1 26/5 12/1 17/1 17/1 12/1 26/5 1/1; ...

Crossrefs

Cf. A046601.

Sequence in context: A245173 A256273 A046620 * A021606 A341687 A046606

Adjacent sequences: A046616 A046617 A046618 * A046620 A046621 A046622

Keyword

tabf,frac,nonn,less

Author

Mohammad K. Azarian

Status

approved