

A124842


Triangle, row sums = A005614, the rabbit sequence.


1



1, 1, 1, 1, 2, 2, 1, 3, 6, 3, 1, 4, 12, 12, 3, 1, 5, 20, 30, 15, 0, 1, 6, 30, 60, 45, 0, 10, 1, 7, 42, 105, 105, 0, 70, 35, 1, 8, 56, 168, 210, 0, 280, 280, 90
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OFFSET

1,5


LINKS

Table of n, a(n) for n=1..45.


FORMULA

Binomial transform of the infinite matrix with the diagonalized sequence A124841.


EXAMPLE

First few rows of the triangle are:
1;
1, 1;
1, 2, 2;
1, 3, 6, 3;
1, 4, 12, 12, 3;
1, 5, 20, 30, 15, 0;
1, 6, 30, 60, 45, 0, 10;
...
4th term of the rabbit sequence (1, 0, 1, 1, 0...) = 1 = sum of row 4 terms: (1,  3 + 6  3).


CROSSREFS

Cf. A124841.
Sequence in context: A309106 A160014 A068956 * A134399 A094436 A286012
Adjacent sequences: A124839 A124840 A124841 * A124843 A124844 A124845


KEYWORD

sign,tabl


AUTHOR

Gary W. Adamson, Nov 10 2006


STATUS

approved



