login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A152408 Column 1 of triangle A152406; also, column 0 of matrix square of A152406. 5
1, 2, 10, 74, 698, 7838, 100850, 1451454, 22985130, 395771314, 7343341450, 145794607514, 3079842702578, 68901387446398, 1626057773601090, 40345654620151198, 1049419439407261266, 28542192105057234434 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Matrix powers of triangle T=A152406 satisfy:

column k of T^(j+1) = column j of T^(k+1) for all j>=0, k>=0.

LINKS

Paul D. Hanna, Table of n, a(n), n=0..100.

CROSSREFS

Cf. A152406; A152407, A152409, A152410.

Sequence in context: A192259 A245901 A141149 * A046863 A185971 A000698

Adjacent sequences:  A152405 A152406 A152407 * A152409 A152410 A152411

KEYWORD

nonn

AUTHOR

Paul D. Hanna, Dec 05 2008

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy .

Last modified February 23 10:55 EST 2018. Contains 299536 sequences. (Running on oeis4.)