(39G) OEIS A027868: Trailing Zeros of a Factorial

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(39G) OEIS A027868: Trailing Zeros of a Factorial

09-12-2017, 05:53 PM (This post was last modified: 09-12-2017 05:54 PM by Gerald H.)

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Gerald H Offline

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(39G) OEIS A027868: Trailing Zeros of a Factorial

The programme inserts symbolics in the Sequence App to produce the series

https://oeis.org/A027868

Code:

RECURSE(U,IFTE(N>4,U2(N)+U1(U2(N)),0),0,0)►U1(N):

CHECK 1:

RECURSE(U,INT(N/5),0,0)►U2(N):

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