0,3
Hankel transform is 3^n.
Sequence in context: A110096 A157526 A153512 * A002891 A089875 A035617
Adjacent sequences: A127325 A127326 A127327 * A127329 A127330 A127331
nonn
Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Mar 29 2007