login
A111468
Leading diagonal of A111467.
2
1, 3, 14, 56, 280, 1872, 11760, 104832, 1224720, 12545280, 96526080, 1163289600, 13891046400, 200222668800, 2917119744000, 47259168768000, 738275586048000, 13386781384704000, 259936372452556800, 5427242941317120000
OFFSET
1,2
CROSSREFS
Sequence in context: A026527 A037786 A037667 * A052412 A353095 A037793
KEYWORD
easy,nonn
AUTHOR
Amarnath Murthy, Aug 05 2005
EXTENSIONS
More terms from David Wasserman, Feb 10 2009
STATUS
approved