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

3,11

COMMENTS

Subsidiary Sequence: First occurrence of n in this sequence. 3,5,15,13,?,23,...

LINKS

Table of n, a(n) for n=3..104.

EXAMPLE

a(13) = 3 as 13*12*11*10-1 = 17159 = A092925(13) is the least prime of this form.

CROSSREFS

Cf. A092925, A092927, A092928.

Sequence in context: A004603 A174951 A275326 * A052311 A181786 A164629

Adjacent sequences:  A092923 A092924 A092925 * A092927 A092928 A092929

KEYWORD

easy,nonn

AUTHOR

Amarnath Murthy, Mar 18 2004

EXTENSIONS

Corrected and extended by Ray Chandler, Mar 23 2004

STATUS

approved

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Last modified August 4 16:18 EDT 2021. Contains 346447 sequences. (Running on oeis4.)