login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A085792 Triangle T(n, k) read by rows; given by [1, 0, 0, 0, 0, ...] DELTA [1, 1, 2, 5, 14, 42, 132, 429, 1430, ...] (A000108) where DELTA is Deléham's operator defined in A084938. 1

%I #13 Aug 08 2015 10:56:35

%S 1,1,1,1,3,2,1,5,10,6,1,7,22,46,30,1,9,38,114,422,338,1,11,58,218,

%T 1002,12614,11782,1,13,82,366,1850,26830,1432478,1407202,1,15,110,566,

%U 3062,43650,2907546,575135822,572269334,1,17,142,826,4750,63946

%N Triangle T(n, k) read by rows; given by [1, 0, 0, 0, 0, ...] DELTA [1, 1, 2, 5, 14, 42, 132, 429, 1430, ...] (A000108) where DELTA is Deléham's operator defined in A084938.

%H Alois P. Heinz, <a href="/A085792/b085792.txt">Rows n = 0..60, flattened</a>

%e 1;

%e 1,1;

%e 1,3,2;

%e 1,5,10,6;

%e 1,7,22,46,30; ...

%Y Cf. A000012, A005408 (2nd column), A090288 (3rd column)

%K nonn,tabl

%O 0,5

%A _N. J. A. Sloane_, Aug 16 2003

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)