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A128206 Inverse of number triangle A128207. +0
2
1, 1, 1, 0, 1, 1, 0, 0, 2, 1, 0, 0, 0, 3, 1, 0, 0, 0, 0, 5, 1, 0, 0, 0, 0, 0, 8, 1, 0, 0, 0, 0, 0, 0, 13, 1, 0, 0, 0, 0, 0, 0, 0, 21, 1, 0, 0, 0, 0, 0, 0, 0, 0, 34, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 55, 1 (list; table; graph; listen)
OFFSET

0,9

COMMENT

Row sums are A001611. Subdiagonal is A000045(n+1).

EXAMPLE

Triangle begins

1,

1, 1,

0, 1, 1,

0, 0, 2, 1,

0, 0, 0, 3, 1,

0, 0, 0, 0, 5, 1,

0, 0, 0, 0, 0, 8, 1,

0, 0, 0, 0, 0, 0, 13, 1,

0, 0, 0, 0, 0, 0, 0, 21, 1,

0, 0, 0, 0, 0, 0, 0, 0, 34, 1,

0, 0, 0, 0, 0, 0, 0, 0, 0, 55, 1

CROSSREFS

Sequence in context: A093323 A106278 A064287 this_sequence A103294 A079680 A037855

Adjacent sequences: A128203 A128204 A128205 this_sequence A128207 A128208 A128209

KEYWORD

nonn,tabl

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Feb 19 2007

page 1

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.


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