0_0_28848551_2267.cpp:1:390: error: too many decimal points in number
<code class=" hljs erlang"><span class="hljs-function"><span class="hljs-title">a<span class="hljs-params">(n) = <span class="hljs-params">(-1)^<span class="hljs-title">n + <span class="hljs-title">sum<span class="hljs-params">((-1)^<span class="hljs-title">k*<span class="hljs-title">binomial<span class="hljs-params">(n, k)*<span class="hljs-params">(n-k-1)!, <span class="hljs-title">k=0..<span class="hljs-title">n-1)
^
0_0_28848551_2267.cpp:1:1: error: expected unqualified-id before '<' token
<code class=" hljs erlang"><span class="hljs-function"><span class="hljs-title">a<span class="hljs-params">(n) = <span class="hljs-params">(-1)^<span class="hljs-title">n + <span class="hljs-title">sum<span class="hljs-params">((-1)^<span class="hljs-title">k*<span class="hljs-title">binomial<span class="hljs-params">(n, k)*<span class="hljs-params">(n-k-1)!, <span class="hljs-title">k=0..<span class="hljs-title">n-1)
^
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