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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A146555 Number of nXn arrays of squares of integers summing to 40 with every element equal to at least one neighbor. 1
4, 128, 120672, 102504963, 209207867680 (list; graph; refs; listen; history; internal format)
OFFSET

2,1

CROSSREFS

Sequence in context: A000318 A141367 A141368 * A057134 A041495 A188315

Adjacent sequences:  A146552 A146553 A146554 * A146556 A146557 A146558

KEYWORD

nonn

AUTHOR

R. H. Hardin (rhhardin(AT)att.net) Apr 14 2009

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 17 05:54 EST 2012. Contains 205985 sequences.