A080066 - OEIS

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A080066

First differences of A000966 (number of zeros that n! will never end in).

6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 1, 6, 6, 6, 6, 6, 1, 6, 6, 6, 6, 6, 1, 6

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

All terms in this sequence are either 1 or 6. - Charles R Greathouse IV, Jan 30 2023

LINKS

Table of n, a(n) for n=1..105.

EXAMPLE

e.g. A000966(5)=29, A000966(4)=23, so a(4)=29-23=6.

CROSSREFS

a(n)=A000966(n+1)-A000966(n)

Cf. A000142, A027868.