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A046556 Odd numbers found when writing first denominator and then numerator of each element of the 1/3-Pascal triangle (by row). +0
1
1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 3, 3, 1, 1, 1, 1, 3, 7, 3, 3, 7, 1, 1, 1, 1, 3, 1, 5, 1, 5, 3, 1, 1, 1, 1, 3, 13, 3, 25, 1, 3, 25, 3, 13, 1, 1, 1, 1, 3, 3, 3, 55, 3, 55, 3, 3, 1, 1, 1, 1, 3, 19, 1, 3, 93, 3, 3, 93, 1, 3, 19, 1, 1, 1, 1, 3, 3, 73 (list; graph; listen)
OFFSET

1,9

EXAMPLE

1/1; 1/1 1/1; 1/1 1/3 1/1; 1/1 4/3 4/3 1/1; 1/1 7/3 8/3 7/3 1/1; 1/1 10/3 5/1 5/1 10/3 1/1; 1/1 13/3 25/3 10/1 25/3 13/3 1/1; 1/1 16/3 38/3 55/3 55/3 38/3 16/3 1/1; ...

CROSSREFS

Cf. A046534.

Sequence in context: A124385 A106478 A115069 this_sequence A046535 A135939 A061653

Adjacent sequences: A046553 A046554 A046555 this_sequence A046557 A046558 A046559

KEYWORD

tabf,nonn

AUTHOR

Mohammad K. Azarian (ma3(AT)evansville.edu)

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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