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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A153568 Number of planar n X n X n binary triangular grids with no more than 6 ones in any similarly oriented 5 X 5 X 5 subtriangle. 0
1, 2, 8, 64, 848, 9949, 298247, 16406435, 1545911495, 236576023548, 58010755690276, 25220215282781623 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Sequence in context: A139679 A005640 A153540 * A153531 A153560 A134956

Adjacent sequences:  A153565 A153566 A153567 * A153569 A153570 A153571

KEYWORD

nonn

AUTHOR

R. H. Hardin (rhhardin(AT)att.net) Jan 01 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 16 21:51 EST 2012. Contains 205978 sequences.