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URL: https://oeis.org/A092926

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A092926
Value of k pertaining to A092925. a(n) = k if n*(n-1)*(n-2)...*(n-k)-1 is the least prime of this form.
4
0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 3, 0, 2, 1, 1, 0, 2, 0, 1, 1, 5, 0, 1, 9, 1, 4, 1, 0, 1, 0, 16, 5, 21, 1, 2, 0, 1, 1, 6, 0, 3, 0, 1, 1, 1, 0, 1, 5, 1, 3, 4, 0, 1, 1, 1, 6, 2, 0, 1, 0, 3, 5, 1, 1, 1, 0, 1, 2, 1, 0, 6, 0, 5, 3, 1, 16, 3, 0, 6, 2, 4, 0, 8, 1, 1, 8, 15, 0, 30, 7, 6, 1, 1, 8, 1, 0, 2, 5, 1, 0, 70, 0
OFFSET
3,11
COMMENTS
Subsidiary Sequence: First occurrence of n in this sequence. 3,5,15,13,?,23,...
EXAMPLE
a(13) = 3 as 13*12*11*10-1 = 17159 = A092925(13) is the least prime of this form.
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Amarnath Murthy, Mar 18 2004
EXTENSIONS
Corrected and extended by Ray Chandler, Mar 23 2004
STATUS
approved