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A158650 Indices of single-digit numbers in A061041. 0
4, 5, 6, 8, 12, 20, 28, 36 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
The single-digit numbers are 0,9,5,3,1,3,3,5, to be compared with A158270.
From formula A061041(n) = (n^2-16) / gcd(n-4,16)^2, this list is complete. - Franklin T. Adams-Watters, Sep 25 2011.
LINKS
FORMULA
{k: A061041(k)<10}.
CROSSREFS
Sequence in context: A115838 A310572 A310573 * A256375 A105829 A143903
KEYWORD
nonn,less,fini,full,base
AUTHOR
Paul Curtz, Mar 23 2009
EXTENSIONS
Edited and extended by R. J. Mathar, Apr 04 2009
STATUS
approved

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Last modified March 28 22:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)