static int oddTriangularNumber ( int N ) {
  return ( N * ( ( 2 * N ) - 1 ) ) ;
}

static int oddTriangularNumber ( int N ) { return ( N * ( ( 2 * N ) - 1 ) ) ; }
(method_declaration (modifiers) type: (integral_type) name: (identifier) parameters: (formal_parameters (formal_parameter type: (integral_type) name: (identifier))) body: (block (return_statement (parenthesized_expression (binary_expression left: (identifier) right: (parenthesized_expression (binary_expression left: (parenthesized_expression (binary_expression left: (decimal_integer_literal) right: (identifier))) right: (decimal_integer_literal))))))))