Perl 6 (from [1]):

    > my @fib := 1, 1, *+* ... *; @fib[99]
    354224848179261915075

    > (1, 1, *+* ... *)[99]
    354224848179261915075

[1] https://justrakudoit.wordpress.com/2010/12/29/perl-6-fibonac...