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A131344 A046854 * A065941. +0
2
1, 2, 1, 3, 2, 1, 5, 4, 3, 1, 8, 7, 8, 3, 1, 13, 12, 18, 9, 4, 1, 21, 20, 38, 21, 14, 4, 1, 34, 33, 76, 47, 39, 15, 5, 1, 55, 54, 147, 97, 100, 43, 21, 5, 1, 89, 88, 277, 194, 236, 115, 69, 22, 6, 1 (list; table; graph; listen)
OFFSET

0,2

COMMENT

Left border = Fibonacci numbers starting with F(2). Row sums = A131246: (1, 3, 6, 13, 27, 57,...). A131345 = A065941 * A046854.

FORMULA

A046854 * A065941 as infinite lower triangular matrices.

EXAMPLE

First few rows of teh triangle are:

1;

2, 1;

3, 2, 1;

5, 4, 3, 1;

8, 7, 8, 3, 1;

13, 12, 18, 9, 4, 1;

...

CROSSREFS

Cf. A046854, A065941, A131246, A131345.

Sequence in context: A119441 A058399 A058400 this_sequence A129262 A131243 A038497

Adjacent sequences: A131341 A131342 A131343 this_sequence A131345 A131346 A131347

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson (qntmpkt(AT)yahoo.com), Jun 30 2007

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Last modified December 3 01:16 EST 2008. Contains 151161 sequences.


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