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A046225 First numerator and then denominator of elements to right of central elements of 1/2-Pascal triangle. +0
1
1, 1, 1, 1, 3, 2, 1, 1, 5, 2, 1, 1, 11, 2, 7, 2, 1, 1, 9, 1, 9, 2, 1, 1, 20, 1, 27, 2, 11, 2, 1, 1, 67, 2, 19, 1, 13, 2, 1, 1, 147, 2, 105, 2, 51, 2, 15, 2, 1, 1, 126, 1, 78, 1, 33, 1, 17, 2, 1, 1 (list; table; graph; listen)
OFFSET

1,5

EXAMPLE

1/1; 1/1 1/1; 1/1 1/2 1/1; 1/1 3/2 3/2 1/1; 1/1 5/2 3/1 5/2 1/1; 1/1 7/2 11/2 11/2 7/2 1/1; 1/1 9/2 9/1 11/1 9/1 9/2 1/1; 1/1 11/2 27/2 20/1 20/1 27/2 11/2 1/1; ...

CROSSREFS

Cf. A046213.

Sequence in context: A053989 A097794 A137683 this_sequence A123396 A058280 A113185

Adjacent sequences: A046222 A046223 A046224 this_sequence A046226 A046227 A046228

KEYWORD

tabl,nonn

AUTHOR

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

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Last modified November 21 14:49 EST 2008. Contains 150807 sequences.


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