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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A049402 Row sums of triangle A049374. 4
1, 7, 61, 649, 8245, 122215, 2069425, 39328465, 827226505, 19047582055, 475956135205, 12815133759385, 369605936607805, 11361372997850695, 370609338222772825, 12780705695068446625, 464412124831585889425 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

W. Lang, On generalizations of Stirling number triangles, J. Integer Seqs., Vol. 3 (2000), #00.2.4.

FORMULA

E.g.f. exp(p(x))-1 with p(x) := (1-(1-x)^5)/(5*(1-x)^5) (E.g.f. first column of A049374).

CROSSREFS

Sequence in context: A127688 A111532 A061634 * A001830 A048287 A145507

Adjacent sequences:  A049399 A049400 A049401 * A049403 A049404 A049405

KEYWORD

easy,nonn

AUTHOR

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de)

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

Content is available under The OEIS End-User License Agreement .

Last modified February 13 05:36 EST 2012. Contains 205436 sequences.